1278967530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:424

約数の個数: 128

約数和(自身を含む): 3268097280

約数和(自身を除く): 1989129750

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 41, 74, 82, 111, 123, 157, 179, 185, 205, 222, 246, 314, 358, 370, 410, 471, 537, 555, 615, 785, 895, 942, 1074, 1110, 1230, 1517, 1570, 1790, 2355, 2685, 3034, 4551, 4710, 5370, 5809, 6437, 6623, 7339, 7585, 9102, 11618, 12874, 13246, 14678, 15170, 17427, 19311, 19869, 22017, 22755, 28103, 29045, 32185, 33115, 34854, 36695, 38622, 39738, 44034, 45510, 56206, 58090, 64370, 66230, 73390, 84309, 87135, 96555, 99345, 110085, 140515, 168618, 174270, 193110, 198690, 220170, 238169, 271543, 281030, 421545, 476338, 543086, 714507, 814629, 843090, 1039811, 1152223, 1190845, 1357715, 1429014, 1629258, 2079622, 2304446, 2381690, 2715430, 3119433, 3456669, 3572535, 4073145, 5199055, 5761115, 6238866, 6913338, 7145070, 8146290, 10398110, 11522230, 15597165, 17283345, 31194330, 34566690, 42632251, 85264502, 127896753, 213161255, 255793506, 426322510, 639483765, 1278967530]

約数ペア:

[(1, 1278967530), (2, 639483765), (3, 426322510), (5, 255793506), (6, 213161255), (10, 127896753), (15, 85264502), (30, 42632251), (37, 34566690), (41, 31194330), (74, 17283345), (82, 15597165), (111, 11522230), (123, 10398110), (157, 8146290), (179, 7145070), (185, 6913338), (205, 6238866), (222, 5761115), (246, 5199055), (314, 4073145), (358, 3572535), (370, 3456669), (410, 3119433), (471, 2715430), (537, 2381690), (555, 2304446), (615, 2079622), (785, 1629258), (895, 1429014), (942, 1357715), (1074, 1190845), (1110, 1152223), (1230, 1039811), (1517, 843090), (1570, 814629), (1790, 714507), (2355, 543086), (2685, 476338), (3034, 421545), (4551, 281030), (4710, 271543), (5370, 238169), (5809, 220170), (6437, 198690), (6623, 193110), (7339, 174270), (7585, 168618), (9102, 140515), (11618, 110085), (12874, 99345), (13246, 96555), (14678, 87135), (15170, 84309), (17427, 73390), (19311, 66230), (19869, 64370), (22017, 58090), (22755, 56206), (28103, 45510), (29045, 44034), (32185, 39738), (33115, 38622), (34854, 36695)]