18701042640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{857}}^1$

素因数の和:1330

約数の個数: 320

約数和(自身を含む): 68635607040

約数和(自身を除く): 49934564400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 419, 420, 434, 465, 496, 560, 620, 651, 744, 838, 840, 857, 868, 930, 1085, 1240, 1257, 1302, 1488, 1676, 1680, 1714, 1736, 1860, 2095, 2170, 2480, 2514, 2571, 2604, 2933, 3255, 3352, 3428, 3472, 3720, 4190, 4285, 4340, 5028, 5142, 5208, 5866, 5999, 6285, 6510, 6704, 6856, 7440, 8380, 8570, 8680, 8799, 10056, 10284, 10416, 11732, 11998, 12570, 12855, 12989, 13020, 13712, 14665, 16760, 17140, 17360, 17598, 17997, 20112, 20568, 23464, 23996, 25140, 25710, 25978, 26040, 26567, 29330, 29995, 33520, 34280, 35196, 35994, 38967, 41136, 43995, 46928, 47992, 50280, 51420, 51956, 52080, 53134, 58660, 59990, 64945, 68560, 70392, 71988, 77934, 79701, 87990, 89985, 90923, 95984, 100560, 102840, 103912, 106268, 117320, 119980, 129890, 132835, 140784, 143976, 155868, 159402, 175980, 179970, 181846, 185969, 194835, 205680, 207824, 212536, 234640, 239960, 259780, 265670, 272769, 287952, 311736, 318804, 351960, 359083, 359940, 363692, 371938, 389670, 398505, 425072, 454615, 479920, 519560, 531340, 545538, 557907, 623472, 637608, 703920, 718166, 719880, 727384, 743876, 779340, 797010, 909230, 929845, 1039120, 1062680, 1077249, 1091076, 1115814, 1275216, 1363845, 1436332, 1439760, 1454768, 1487752, 1558680, 1594020, 1795415, 1818460, 1859690, 2125360, 2154498, 2182152, 2231628, 2513581, 2727690, 2789535, 2872664, 2975504, 3117360, 3188040, 3590830, 3636920, 3719380, 4308996, 4364304, 4463256, 5027162, 5386245, 5455380, 5579070, 5745328, 6376080, 7181660, 7273840, 7438760, 7540743, 8617992, 8926512, 10054324, 10772490, 10910760, 11131573, 11158140, 12567905, 14363320, 14877520, 15081486, 17235984, 20108648, 21544980, 21821520, 22263146, 22316280, 25135810, 28726640, 30162972, 33394719, 37703715, 40217296, 43089960, 44526292, 44632560, 50271620, 55657865, 60325944, 66789438, 75407430, 77921011, 86179920, 89052584, 100543240, 111315730, 120651888, 133578876, 150814860, 155842022, 166973595, 178105168, 201086480, 222631460, 233763033, 267157752, 301629720, 311684044, 333947190, 389605055, 445262920, 467526066, 534315504, 603259440, 623368088, 667894380, 779210110, 890525840, 935052132, 1168815165, 1246736176, 1335788760, 1558420220, 1870104264, 2337630330, 2671577520, 3116840440, 3740208528, 4675260660, 6233680880, 9350521320, 18701042640]

約数ペア:

[(1, 18701042640), (2, 9350521320), (3, 6233680880), (4, 4675260660), (5, 3740208528), (6, 3116840440), (7, 2671577520), (8, 2337630330), (10, 1870104264), (12, 1558420220), (14, 1335788760), (15, 1246736176), (16, 1168815165), (20, 935052132), (21, 890525840), (24, 779210110), (28, 667894380), (30, 623368088), (31, 603259440), (35, 534315504), (40, 467526066), (42, 445262920), (48, 389605055), (56, 333947190), (60, 311684044), (62, 301629720), (70, 267157752), (80, 233763033), (84, 222631460), (93, 201086480), (105, 178105168), (112, 166973595), (120, 155842022), (124, 150814860), (140, 133578876), (155, 120651888), (168, 111315730), (186, 100543240), (210, 89052584), (217, 86179920), (240, 77921011), (248, 75407430), (280, 66789438), (310, 60325944), (336, 55657865), (372, 50271620), (419, 44632560), (420, 44526292), (434, 43089960), (465, 40217296), (496, 37703715), (560, 33394719), (620, 30162972), (651, 28726640), (744, 25135810), (838, 22316280), (840, 22263146), (857, 21821520), (868, 21544980), (930, 20108648), (1085, 17235984), (1240, 15081486), (1257, 14877520), (1302, 14363320), (1488, 12567905), (1676, 11158140), (1680, 11131573), (1714, 10910760), (1736, 10772490), (1860, 10054324), (2095, 8926512), (2170, 8617992), (2480, 7540743), (2514, 7438760), (2571, 7273840), (2604, 7181660), (2933, 6376080), (3255, 5745328), (3352, 5579070), (3428, 5455380), (3472, 5386245), (3720, 5027162), (4190, 4463256), (4285, 4364304), (4340, 4308996), (5028, 3719380), (5142, 3636920), (5208, 3590830), (5866, 3188040), (5999, 3117360), (6285, 2975504), (6510, 2872664), (6704, 2789535), (6856, 2727690), (7440, 2513581), (8380, 2231628), (8570, 2182152), (8680, 2154498), (8799, 2125360), (10056, 1859690), (10284, 1818460), (10416, 1795415), (11732, 1594020), (11998, 1558680), (12570, 1487752), (12855, 1454768), (12989, 1439760), (13020, 1436332), (13712, 1363845), (14665, 1275216), (16760, 1115814), (17140, 1091076), (17360, 1077249), (17598, 1062680), (17997, 1039120), (20112, 929845), (20568, 909230), (23464, 797010), (23996, 779340), (25140, 743876), (25710, 727384), (25978, 719880), (26040, 718166), (26567, 703920), (29330, 637608), (29995, 623472), (33520, 557907), (34280, 545538), (35196, 531340), (35994, 519560), (38967, 479920), (41136, 454615), (43995, 425072), (46928, 398505), (47992, 389670), (50280, 371938), (51420, 363692), (51956, 359940), (52080, 359083), (53134, 351960), (58660, 318804), (59990, 311736), (64945, 287952), (68560, 272769), (70392, 265670), (71988, 259780), (77934, 239960), (79701, 234640), (87990, 212536), (89985, 207824), (90923, 205680), (95984, 194835), (100560, 185969), (102840, 181846), (103912, 179970), (106268, 175980), (117320, 159402), (119980, 155868), (129890, 143976), (132835, 140784)]