15000029520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{983}}^1$

素因数の和:1330

約数の個数: 320

約数和(自身を含む): 55100473344

約数和(自身を除く): 40100443824

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, 293, 310, 336, 372, 420, 434, 465, 496, 560, 586, 620, 651, 744, 840, 868, 879, 930, 983, 1085, 1172, 1240, 1302, 1465, 1488, 1680, 1736, 1758, 1860, 1966, 2051, 2170, 2344, 2480, 2604, 2930, 2949, 3255, 3472, 3516, 3720, 3932, 4102, 4340, 4395, 4688, 4915, 5208, 5860, 5898, 6153, 6510, 6881, 7032, 7440, 7864, 8204, 8680, 8790, 9083, 9830, 10255, 10416, 11720, 11796, 12306, 13020, 13762, 14064, 14745, 15728, 16408, 17360, 17580, 18166, 19660, 20510, 20643, 23440, 23592, 24612, 26040, 27249, 27524, 29490, 30473, 30765, 32816, 34405, 35160, 36332, 39320, 41020, 41286, 45415, 47184, 49224, 52080, 54498, 55048, 58980, 60946, 61530, 63581, 68810, 70320, 72664, 78640, 82040, 82572, 90830, 91419, 98448, 103215, 108996, 110096, 117960, 121892, 123060, 127162, 136245, 137620, 145328, 152365, 164080, 165144, 181660, 182838, 190743, 206430, 213311, 217992, 235920, 243784, 246120, 254324, 272490, 275240, 288019, 304730, 317905, 330288, 363320, 365676, 381486, 412860, 426622, 435984, 457095, 487568, 492240, 508648, 544980, 550480, 576038, 609460, 635810, 639933, 726640, 731352, 762972, 825720, 853244, 864057, 914190, 953715, 1017296, 1066555, 1089960, 1152076, 1218920, 1271620, 1279866, 1440095, 1462704, 1525944, 1651440, 1706488, 1728114, 1828380, 1907430, 2016133, 2133110, 2179920, 2304152, 2437840, 2543240, 2559732, 2880190, 3051888, 3199665, 3412976, 3456228, 3656760, 3814860, 4032266, 4266220, 4320285, 4608304, 5086480, 5119464, 5760380, 6048399, 6399330, 6912456, 7313520, 7629720, 8064532, 8532440, 8640570, 8928589, 10080665, 10238928, 11520760, 12096798, 12798660, 13824912, 15259440, 16129064, 17064880, 17281140, 17857178, 20161330, 23041520, 24193596, 25597320, 26785767, 30241995, 32258128, 34562280, 35714356, 40322660, 44642945, 48387192, 51194640, 53571534, 60483990, 62500123, 69124560, 71428712, 80645320, 89285890, 96774384, 107143068, 120967980, 125000246, 133928835, 142857424, 161290640, 178571780, 187500369, 214286136, 241935960, 250000492, 267857670, 312500615, 357143560, 375000738, 428572272, 483871920, 500000984, 535715340, 625001230, 714287120, 750001476, 937501845, 1000001968, 1071430680, 1250002460, 1500002952, 1875003690, 2142861360, 2500004920, 3000005904, 3750007380, 5000009840, 7500014760, 15000029520]

約数ペア:

[(1, 15000029520), (2, 7500014760), (3, 5000009840), (4, 3750007380), (5, 3000005904), (6, 2500004920), (7, 2142861360), (8, 1875003690), (10, 1500002952), (12, 1250002460), (14, 1071430680), (15, 1000001968), (16, 937501845), (20, 750001476), (21, 714287120), (24, 625001230), (28, 535715340), (30, 500000984), (31, 483871920), (35, 428572272), (40, 375000738), (42, 357143560), (48, 312500615), (56, 267857670), (60, 250000492), (62, 241935960), (70, 214286136), (80, 187500369), (84, 178571780), (93, 161290640), (105, 142857424), (112, 133928835), (120, 125000246), (124, 120967980), (140, 107143068), (155, 96774384), (168, 89285890), (186, 80645320), (210, 71428712), (217, 69124560), (240, 62500123), (248, 60483990), (280, 53571534), (293, 51194640), (310, 48387192), (336, 44642945), (372, 40322660), (420, 35714356), (434, 34562280), (465, 32258128), (496, 30241995), (560, 26785767), (586, 25597320), (620, 24193596), (651, 23041520), (744, 20161330), (840, 17857178), (868, 17281140), (879, 17064880), (930, 16129064), (983, 15259440), (1085, 13824912), (1172, 12798660), (1240, 12096798), (1302, 11520760), (1465, 10238928), (1488, 10080665), (1680, 8928589), (1736, 8640570), (1758, 8532440), (1860, 8064532), (1966, 7629720), (2051, 7313520), (2170, 6912456), (2344, 6399330), (2480, 6048399), (2604, 5760380), (2930, 5119464), (2949, 5086480), (3255, 4608304), (3472, 4320285), (3516, 4266220), (3720, 4032266), (3932, 3814860), (4102, 3656760), (4340, 3456228), (4395, 3412976), (4688, 3199665), (4915, 3051888), (5208, 2880190), (5860, 2559732), (5898, 2543240), (6153, 2437840), (6510, 2304152), (6881, 2179920), (7032, 2133110), (7440, 2016133), (7864, 1907430), (8204, 1828380), (8680, 1728114), (8790, 1706488), (9083, 1651440), (9830, 1525944), (10255, 1462704), (10416, 1440095), (11720, 1279866), (11796, 1271620), (12306, 1218920), (13020, 1152076), (13762, 1089960), (14064, 1066555), (14745, 1017296), (15728, 953715), (16408, 914190), (17360, 864057), (17580, 853244), (18166, 825720), (19660, 762972), (20510, 731352), (20643, 726640), (23440, 639933), (23592, 635810), (24612, 609460), (26040, 576038), (27249, 550480), (27524, 544980), (29490, 508648), (30473, 492240), (30765, 487568), (32816, 457095), (34405, 435984), (35160, 426622), (36332, 412860), (39320, 381486), (41020, 365676), (41286, 363320), (45415, 330288), (47184, 317905), (49224, 304730), (52080, 288019), (54498, 275240), (55048, 272490), (58980, 254324), (60946, 246120), (61530, 243784), (63581, 235920), (68810, 217992), (70320, 213311), (72664, 206430), (78640, 190743), (82040, 182838), (82572, 181660), (90830, 165144), (91419, 164080), (98448, 152365), (103215, 145328), (108996, 137620), (110096, 136245), (117960, 127162), (121892, 123060)]