1287056760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:570

約数の個数: 256

約数和(自身を含む): 4419256320

約数和(自身を除く): 3132199560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 71, 88, 93, 110, 120, 124, 132, 142, 155, 165, 186, 213, 220, 248, 264, 284, 310, 330, 341, 355, 372, 426, 440, 443, 465, 568, 620, 660, 682, 710, 744, 781, 852, 886, 930, 1023, 1065, 1240, 1320, 1329, 1364, 1420, 1562, 1704, 1705, 1772, 1860, 2046, 2130, 2201, 2215, 2343, 2658, 2728, 2840, 3124, 3410, 3544, 3720, 3905, 4092, 4260, 4402, 4430, 4686, 4873, 5115, 5316, 6248, 6603, 6645, 6820, 7810, 8184, 8520, 8804, 8860, 9372, 9746, 10230, 10632, 11005, 11715, 13206, 13290, 13640, 13733, 14619, 15620, 17608, 17720, 18744, 19492, 20460, 22010, 23430, 24211, 24365, 26412, 26580, 27466, 29238, 31240, 31453, 33015, 38984, 40920, 41199, 44020, 46860, 48422, 48730, 52824, 53160, 54932, 58476, 62906, 66030, 68665, 72633, 73095, 82398, 88040, 93720, 94359, 96844, 97460, 109864, 116952, 121055, 125812, 132060, 137330, 145266, 146190, 151063, 157265, 164796, 188718, 193688, 194920, 205995, 242110, 251624, 264120, 274660, 290532, 292380, 302126, 314530, 329592, 345983, 363165, 377436, 411990, 453189, 471795, 484220, 549320, 581064, 584760, 604252, 629060, 691966, 726330, 754872, 755315, 823980, 906378, 943590, 968440, 975043, 1037949, 1208504, 1258120, 1383932, 1452660, 1510630, 1647960, 1729915, 1812756, 1887180, 1950086, 2075898, 2265945, 2767864, 2905320, 2925129, 3021260, 3459830, 3625512, 3774360, 3900172, 4151796, 4531890, 4875215, 5189745, 5850258, 6042520, 6919660, 7800344, 8303592, 9063780, 9750430, 10379490, 10725473, 11700516, 13839320, 14625645, 18127560, 19500860, 20758980, 21450946, 23401032, 29251290, 32176419, 39001720, 41517960, 42901892, 53627365, 58502580, 64352838, 85803784, 107254730, 117005160, 128705676, 160882095, 214509460, 257411352, 321764190, 429018920, 643528380, 1287056760]

約数ペア:

[(1, 1287056760), (2, 643528380), (3, 429018920), (4, 321764190), (5, 257411352), (6, 214509460), (8, 160882095), (10, 128705676), (11, 117005160), (12, 107254730), (15, 85803784), (20, 64352838), (22, 58502580), (24, 53627365), (30, 42901892), (31, 41517960), (33, 39001720), (40, 32176419), (44, 29251290), (55, 23401032), (60, 21450946), (62, 20758980), (66, 19500860), (71, 18127560), (88, 14625645), (93, 13839320), (110, 11700516), (120, 10725473), (124, 10379490), (132, 9750430), (142, 9063780), (155, 8303592), (165, 7800344), (186, 6919660), (213, 6042520), (220, 5850258), (248, 5189745), (264, 4875215), (284, 4531890), (310, 4151796), (330, 3900172), (341, 3774360), (355, 3625512), (372, 3459830), (426, 3021260), (440, 2925129), (443, 2905320), (465, 2767864), (568, 2265945), (620, 2075898), (660, 1950086), (682, 1887180), (710, 1812756), (744, 1729915), (781, 1647960), (852, 1510630), (886, 1452660), (930, 1383932), (1023, 1258120), (1065, 1208504), (1240, 1037949), (1320, 975043), (1329, 968440), (1364, 943590), (1420, 906378), (1562, 823980), (1704, 755315), (1705, 754872), (1772, 726330), (1860, 691966), (2046, 629060), (2130, 604252), (2201, 584760), (2215, 581064), (2343, 549320), (2658, 484220), (2728, 471795), (2840, 453189), (3124, 411990), (3410, 377436), (3544, 363165), (3720, 345983), (3905, 329592), (4092, 314530), (4260, 302126), (4402, 292380), (4430, 290532), (4686, 274660), (4873, 264120), (5115, 251624), (5316, 242110), (6248, 205995), (6603, 194920), (6645, 193688), (6820, 188718), (7810, 164796), (8184, 157265), (8520, 151063), (8804, 146190), (8860, 145266), (9372, 137330), (9746, 132060), (10230, 125812), (10632, 121055), (11005, 116952), (11715, 109864), (13206, 97460), (13290, 96844), (13640, 94359), (13733, 93720), (14619, 88040), (15620, 82398), (17608, 73095), (17720, 72633), (18744, 68665), (19492, 66030), (20460, 62906), (22010, 58476), (23430, 54932), (24211, 53160), (24365, 52824), (26412, 48730), (26580, 48422), (27466, 46860), (29238, 44020), (31240, 41199), (31453, 40920), (33015, 38984)]