1276063880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{821}}^1$

素因数の和:920

約数の個数: 192

約数和(自身を含む): 3660234480

約数和(自身を除く): 2384170600

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 61, 65, 70, 91, 98, 104, 122, 130, 140, 182, 196, 244, 245, 260, 280, 305, 364, 392, 427, 455, 488, 490, 520, 610, 637, 728, 793, 821, 854, 910, 980, 1220, 1274, 1586, 1642, 1708, 1820, 1960, 2135, 2440, 2548, 2989, 3172, 3185, 3284, 3416, 3640, 3965, 4105, 4270, 5096, 5551, 5747, 5978, 6344, 6370, 6568, 7930, 8210, 8540, 10673, 11102, 11494, 11956, 12740, 14945, 15860, 16420, 17080, 21346, 22204, 22988, 23912, 25480, 27755, 28735, 29890, 31720, 32840, 38857, 40229, 42692, 44408, 45976, 50081, 53365, 55510, 57470, 59780, 74711, 77714, 80458, 85384, 100162, 106730, 111020, 114940, 119560, 149422, 155428, 160916, 194285, 200324, 201145, 213460, 222040, 229880, 250405, 298844, 310856, 321832, 350567, 373555, 388570, 400648, 402290, 426920, 500810, 522977, 597688, 651053, 701134, 747110, 777140, 804580, 1001620, 1045954, 1302106, 1402268, 1494220, 1554280, 1609160, 1752835, 2003240, 2091908, 2453969, 2604212, 2614885, 2804536, 2988440, 3255265, 3505670, 4183816, 4557371, 4907938, 5208424, 5229770, 6510530, 7011340, 9114742, 9815876, 10459540, 12269845, 13021060, 14022680, 18229484, 19631752, 20919080, 22786855, 24539690, 26042120, 31901597, 36458968, 45573710, 49079380, 63803194, 91147420, 98158760, 127606388, 159507985, 182294840, 255212776, 319015970, 638031940, 1276063880]

約数ペア:

[(1, 1276063880), (2, 638031940), (4, 319015970), (5, 255212776), (7, 182294840), (8, 159507985), (10, 127606388), (13, 98158760), (14, 91147420), (20, 63803194), (26, 49079380), (28, 45573710), (35, 36458968), (40, 31901597), (49, 26042120), (52, 24539690), (56, 22786855), (61, 20919080), (65, 19631752), (70, 18229484), (91, 14022680), (98, 13021060), (104, 12269845), (122, 10459540), (130, 9815876), (140, 9114742), (182, 7011340), (196, 6510530), (244, 5229770), (245, 5208424), (260, 4907938), (280, 4557371), (305, 4183816), (364, 3505670), (392, 3255265), (427, 2988440), (455, 2804536), (488, 2614885), (490, 2604212), (520, 2453969), (610, 2091908), (637, 2003240), (728, 1752835), (793, 1609160), (821, 1554280), (854, 1494220), (910, 1402268), (980, 1302106), (1220, 1045954), (1274, 1001620), (1586, 804580), (1642, 777140), (1708, 747110), (1820, 701134), (1960, 651053), (2135, 597688), (2440, 522977), (2548, 500810), (2989, 426920), (3172, 402290), (3185, 400648), (3284, 388570), (3416, 373555), (3640, 350567), (3965, 321832), (4105, 310856), (4270, 298844), (5096, 250405), (5551, 229880), (5747, 222040), (5978, 213460), (6344, 201145), (6370, 200324), (6568, 194285), (7930, 160916), (8210, 155428), (8540, 149422), (10673, 119560), (11102, 114940), (11494, 111020), (11956, 106730), (12740, 100162), (14945, 85384), (15860, 80458), (16420, 77714), (17080, 74711), (21346, 59780), (22204, 57470), (22988, 55510), (23912, 53365), (25480, 50081), (27755, 45976), (28735, 44408), (29890, 42692), (31720, 40229), (32840, 38857)]