1285605360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7229}}^1$

素因数の和:7280

約数の個数: 240

約数和(自身を含む): 4894999200

約数和(自身を除く): 3609393840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 114, 117, 120, 130, 144, 152, 156, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 304, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 624, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1140, 1170, 1235, 1368, 1482, 1520, 1560, 1710, 1872, 1976, 2223, 2280, 2340, 2470, 2736, 2964, 3120, 3420, 3705, 3952, 4446, 4560, 4680, 4940, 5928, 6840, 7229, 7410, 8892, 9360, 9880, 11115, 11856, 13680, 14458, 14820, 17784, 19760, 21687, 22230, 28916, 29640, 35568, 36145, 43374, 44460, 57832, 59280, 65061, 72290, 86748, 88920, 93977, 108435, 115664, 130122, 137351, 144580, 173496, 177840, 187954, 216870, 260244, 274702, 281931, 289160, 325305, 346992, 375908, 412053, 433740, 469885, 520488, 549404, 563862, 578320, 650610, 686755, 751816, 824106, 845793, 867480, 939770, 1040976, 1098808, 1127724, 1236159, 1301220, 1373510, 1409655, 1503632, 1648212, 1691586, 1734960, 1785563, 1879540, 2060265, 2197616, 2255448, 2472318, 2602440, 2747020, 2819310, 3296424, 3383172, 3571126, 3759080, 4120530, 4228965, 4510896, 4944636, 5204880, 5356689, 5494040, 5638620, 6180795, 6592848, 6766344, 7142252, 7518160, 8241060, 8457930, 8927815, 9889272, 10713378, 10988080, 11277240, 12361590, 13532688, 14284504, 16070067, 16482120, 16915860, 17855630, 19778544, 21426756, 22554480, 24723180, 26783445, 28569008, 32140134, 32964240, 33831720, 35711260, 42853512, 49446360, 53566890, 64280268, 67663440, 71422520, 80350335, 85707024, 98892720, 107133780, 128560536, 142845040, 160700670, 214267560, 257121072, 321401340, 428535120, 642802680, 1285605360]

約数ペア:

[(1, 1285605360), (2, 642802680), (3, 428535120), (4, 321401340), (5, 257121072), (6, 214267560), (8, 160700670), (9, 142845040), (10, 128560536), (12, 107133780), (13, 98892720), (15, 85707024), (16, 80350335), (18, 71422520), (19, 67663440), (20, 64280268), (24, 53566890), (26, 49446360), (30, 42853512), (36, 35711260), (38, 33831720), (39, 32964240), (40, 32140134), (45, 28569008), (48, 26783445), (52, 24723180), (57, 22554480), (60, 21426756), (65, 19778544), (72, 17855630), (76, 16915860), (78, 16482120), (80, 16070067), (90, 14284504), (95, 13532688), (104, 12361590), (114, 11277240), (117, 10988080), (120, 10713378), (130, 9889272), (144, 8927815), (152, 8457930), (156, 8241060), (171, 7518160), (180, 7142252), (190, 6766344), (195, 6592848), (208, 6180795), (228, 5638620), (234, 5494040), (240, 5356689), (247, 5204880), (260, 4944636), (285, 4510896), (304, 4228965), (312, 4120530), (342, 3759080), (360, 3571126), (380, 3383172), (390, 3296424), (456, 2819310), (468, 2747020), (494, 2602440), (520, 2472318), (570, 2255448), (585, 2197616), (624, 2060265), (684, 1879540), (720, 1785563), (741, 1734960), (760, 1691586), (780, 1648212), (855, 1503632), (912, 1409655), (936, 1373510), (988, 1301220), (1040, 1236159), (1140, 1127724), (1170, 1098808), (1235, 1040976), (1368, 939770), (1482, 867480), (1520, 845793), (1560, 824106), (1710, 751816), (1872, 686755), (1976, 650610), (2223, 578320), (2280, 563862), (2340, 549404), (2470, 520488), (2736, 469885), (2964, 433740), (3120, 412053), (3420, 375908), (3705, 346992), (3952, 325305), (4446, 289160), (4560, 281931), (4680, 274702), (4940, 260244), (5928, 216870), (6840, 187954), (7229, 177840), (7410, 173496), (8892, 144580), (9360, 137351), (9880, 130122), (11115, 115664), (11856, 108435), (13680, 93977), (14458, 88920), (14820, 86748), (17784, 72290), (19760, 65061), (21687, 59280), (22230, 57832), (28916, 44460), (29640, 43374), (35568, 36145)]