283171980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:309

約数の個数: 288

約数和(自身を含む): 1029611520

約数和(自身を除く): 746439540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 49, 52, 60, 62, 65, 70, 78, 84, 91, 93, 98, 105, 124, 130, 140, 147, 155, 156, 182, 186, 195, 196, 210, 217, 239, 245, 260, 273, 294, 310, 364, 372, 390, 403, 420, 434, 455, 465, 478, 490, 546, 588, 620, 637, 651, 717, 735, 780, 806, 868, 910, 930, 956, 980, 1085, 1092, 1195, 1209, 1274, 1302, 1365, 1434, 1470, 1519, 1612, 1673, 1820, 1860, 1911, 2015, 2170, 2390, 2418, 2548, 2604, 2730, 2821, 2868, 2940, 3038, 3107, 3185, 3255, 3346, 3585, 3822, 4030, 4340, 4557, 4780, 4836, 5019, 5460, 5642, 6045, 6076, 6214, 6370, 6510, 6692, 7170, 7409, 7595, 7644, 8060, 8365, 8463, 9114, 9321, 9555, 10038, 11284, 11711, 12090, 12428, 12740, 13020, 14105, 14340, 14818, 15190, 15535, 16730, 16926, 18228, 18642, 19110, 19747, 20076, 21749, 22227, 22785, 23422, 24180, 25095, 28210, 29636, 30380, 31070, 33460, 33852, 35133, 37045, 37284, 38220, 39494, 42315, 43498, 44454, 45570, 46605, 46844, 50190, 51863, 56420, 58555, 59241, 62140, 65247, 70266, 74090, 78988, 84630, 86996, 88908, 91140, 93210, 96317, 98735, 100380, 103726, 108745, 111135, 117110, 118482, 130494, 140532, 148180, 152243, 155589, 169260, 175665, 186420, 192634, 197470, 207452, 217490, 222270, 234220, 236964, 259315, 260988, 288951, 296205, 304486, 311178, 326235, 351330, 363041, 385268, 394940, 434980, 444540, 456729, 481585, 518630, 577902, 592410, 608972, 622356, 652470, 674219, 702660, 726082, 761215, 777945, 913458, 963170, 1037260, 1089123, 1155804, 1184820, 1304940, 1348438, 1444755, 1452164, 1522430, 1555890, 1815205, 1826916, 1926340, 2022657, 2178246, 2283645, 2696876, 2889510, 3044860, 3111780, 3371095, 3630410, 4045314, 4356492, 4567290, 4719533, 5445615, 5779020, 6742190, 7260820, 8090628, 9134580, 9439066, 10113285, 10891230, 13484380, 14158599, 18878132, 20226570, 21782460, 23597665, 28317198, 40453140, 47195330, 56634396, 70792995, 94390660, 141585990, 283171980]

約数ペア:

[(1, 283171980), (2, 141585990), (3, 94390660), (4, 70792995), (5, 56634396), (6, 47195330), (7, 40453140), (10, 28317198), (12, 23597665), (13, 21782460), (14, 20226570), (15, 18878132), (20, 14158599), (21, 13484380), (26, 10891230), (28, 10113285), (30, 9439066), (31, 9134580), (35, 8090628), (39, 7260820), (42, 6742190), (49, 5779020), (52, 5445615), (60, 4719533), (62, 4567290), (65, 4356492), (70, 4045314), (78, 3630410), (84, 3371095), (91, 3111780), (93, 3044860), (98, 2889510), (105, 2696876), (124, 2283645), (130, 2178246), (140, 2022657), (147, 1926340), (155, 1826916), (156, 1815205), (182, 1555890), (186, 1522430), (195, 1452164), (196, 1444755), (210, 1348438), (217, 1304940), (239, 1184820), (245, 1155804), (260, 1089123), (273, 1037260), (294, 963170), (310, 913458), (364, 777945), (372, 761215), (390, 726082), (403, 702660), (420, 674219), (434, 652470), (455, 622356), (465, 608972), (478, 592410), (490, 577902), (546, 518630), (588, 481585), (620, 456729), (637, 444540), (651, 434980), (717, 394940), (735, 385268), (780, 363041), (806, 351330), (868, 326235), (910, 311178), (930, 304486), (956, 296205), (980, 288951), (1085, 260988), (1092, 259315), (1195, 236964), (1209, 234220), (1274, 222270), (1302, 217490), (1365, 207452), (1434, 197470), (1470, 192634), (1519, 186420), (1612, 175665), (1673, 169260), (1820, 155589), (1860, 152243), (1911, 148180), (2015, 140532), (2170, 130494), (2390, 118482), (2418, 117110), (2548, 111135), (2604, 108745), (2730, 103726), (2821, 100380), (2868, 98735), (2940, 96317), (3038, 93210), (3107, 91140), (3185, 88908), (3255, 86996), (3346, 84630), (3585, 78988), (3822, 74090), (4030, 70266), (4340, 65247), (4557, 62140), (4780, 59241), (4836, 58555), (5019, 56420), (5460, 51863), (5642, 50190), (6045, 46844), (6076, 46605), (6214, 45570), (6370, 44454), (6510, 43498), (6692, 42315), (7170, 39494), (7409, 38220), (7595, 37284), (7644, 37045), (8060, 35133), (8365, 33852), (8463, 33460), (9114, 31070), (9321, 30380), (9555, 29636), (10038, 28210), (11284, 25095), (11711, 24180), (12090, 23422), (12428, 22785), (12740, 22227), (13020, 21749), (14105, 20076), (14340, 19747), (14818, 19110), (15190, 18642), (15535, 18228), (16730, 16926)]