245321160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{809}}^1$

素因数の和:868

約数の個数: 192

約数和(自身を含む): 888796800

約数和(自身を除く): 643475640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 361, 380, 399, 420, 456, 532, 570, 665, 722, 760, 798, 809, 840, 1064, 1083, 1140, 1330, 1444, 1596, 1618, 1805, 1995, 2166, 2280, 2427, 2527, 2660, 2888, 3192, 3236, 3610, 3990, 4045, 4332, 4854, 5054, 5320, 5415, 5663, 6472, 7220, 7581, 7980, 8090, 8664, 9708, 10108, 10830, 11326, 12135, 12635, 14440, 15162, 15371, 15960, 16180, 16989, 19416, 20216, 21660, 22652, 24270, 25270, 28315, 30324, 30742, 32360, 33978, 37905, 43320, 45304, 46113, 48540, 50540, 56630, 60648, 61484, 67956, 75810, 76855, 84945, 92226, 97080, 101080, 107597, 113260, 122968, 135912, 151620, 153710, 169890, 184452, 215194, 226520, 230565, 292049, 303240, 307420, 322791, 339780, 368904, 430388, 461130, 537985, 584098, 614840, 645582, 679560, 860776, 876147, 922260, 1075970, 1168196, 1291164, 1460245, 1613955, 1752294, 1844520, 2044343, 2151940, 2336392, 2582328, 2920490, 3227910, 3504588, 4088686, 4303880, 4380735, 5840980, 6133029, 6455820, 7009176, 8177372, 8761470, 10221715, 11681960, 12266058, 12911640, 16354744, 17522940, 20443430, 24532116, 30665145, 35045880, 40886860, 49064232, 61330290, 81773720, 122660580, 245321160]

約数ペア:

[(1, 245321160), (2, 122660580), (3, 81773720), (4, 61330290), (5, 49064232), (6, 40886860), (7, 35045880), (8, 30665145), (10, 24532116), (12, 20443430), (14, 17522940), (15, 16354744), (19, 12911640), (20, 12266058), (21, 11681960), (24, 10221715), (28, 8761470), (30, 8177372), (35, 7009176), (38, 6455820), (40, 6133029), (42, 5840980), (56, 4380735), (57, 4303880), (60, 4088686), (70, 3504588), (76, 3227910), (84, 2920490), (95, 2582328), (105, 2336392), (114, 2151940), (120, 2044343), (133, 1844520), (140, 1752294), (152, 1613955), (168, 1460245), (190, 1291164), (210, 1168196), (228, 1075970), (266, 922260), (280, 876147), (285, 860776), (361, 679560), (380, 645582), (399, 614840), (420, 584098), (456, 537985), (532, 461130), (570, 430388), (665, 368904), (722, 339780), (760, 322791), (798, 307420), (809, 303240), (840, 292049), (1064, 230565), (1083, 226520), (1140, 215194), (1330, 184452), (1444, 169890), (1596, 153710), (1618, 151620), (1805, 135912), (1995, 122968), (2166, 113260), (2280, 107597), (2427, 101080), (2527, 97080), (2660, 92226), (2888, 84945), (3192, 76855), (3236, 75810), (3610, 67956), (3990, 61484), (4045, 60648), (4332, 56630), (4854, 50540), (5054, 48540), (5320, 46113), (5415, 45304), (5663, 43320), (6472, 37905), (7220, 33978), (7581, 32360), (7980, 30742), (8090, 30324), (8664, 28315), (9708, 25270), (10108, 24270), (10830, 22652), (11326, 21660), (12135, 20216), (12635, 19416), (14440, 16989), (15162, 16180), (15371, 15960)]