78465660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2053}}^1$

素因数の和:2092

約数の個数: 144

約数和(自身を含む): 275367456

約数和(自身を除く): 196901796

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2053, 2548, 2730, 2940, 3185, 3822, 4106, 5460, 6159, 6370, 7644, 8212, 9555, 10265, 12318, 12740, 14371, 19110, 20530, 24636, 26689, 28742, 30795, 38220, 41060, 43113, 53378, 57484, 61590, 71855, 80067, 86226, 100597, 106756, 123180, 133445, 143710, 160134, 172452, 186823, 201194, 215565, 266890, 287420, 301791, 320268, 373646, 400335, 402388, 431130, 502985, 533780, 560469, 603582, 747292, 800670, 862260, 934115, 1005970, 1120938, 1207164, 1307761, 1508955, 1601340, 1868230, 2011940, 2241876, 2615522, 2802345, 3017910, 3736460, 3923283, 5231044, 5604690, 6035820, 6538805, 7846566, 11209380, 13077610, 15693132, 19616415, 26155220, 39232830, 78465660]

約数ペア:

[(1, 78465660), (2, 39232830), (3, 26155220), (4, 19616415), (5, 15693132), (6, 13077610), (7, 11209380), (10, 7846566), (12, 6538805), (13, 6035820), (14, 5604690), (15, 5231044), (20, 3923283), (21, 3736460), (26, 3017910), (28, 2802345), (30, 2615522), (35, 2241876), (39, 2011940), (42, 1868230), (49, 1601340), (52, 1508955), (60, 1307761), (65, 1207164), (70, 1120938), (78, 1005970), (84, 934115), (91, 862260), (98, 800670), (105, 747292), (130, 603582), (140, 560469), (147, 533780), (156, 502985), (182, 431130), (195, 402388), (196, 400335), (210, 373646), (245, 320268), (260, 301791), (273, 287420), (294, 266890), (364, 215565), (390, 201194), (420, 186823), (455, 172452), (490, 160134), (546, 143710), (588, 133445), (637, 123180), (735, 106756), (780, 100597), (910, 86226), (980, 80067), (1092, 71855), (1274, 61590), (1365, 57484), (1470, 53378), (1820, 43113), (1911, 41060), (2053, 38220), (2548, 30795), (2730, 28742), (2940, 26689), (3185, 24636), (3822, 20530), (4106, 19110), (5460, 14371), (6159, 12740), (6370, 12318), (7644, 10265), (8212, 9555)]