2887650

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:78

約数の個数: 120

約数和(自身を含む): 8642304

約数和(自身を除く): 5754654

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 27, 30, 31, 45, 46, 50, 54, 62, 69, 75, 81, 90, 93, 115, 135, 138, 150, 155, 162, 186, 207, 225, 230, 270, 279, 310, 345, 405, 414, 450, 465, 558, 575, 621, 675, 690, 713, 775, 810, 837, 930, 1035, 1150, 1242, 1350, 1395, 1426, 1550, 1674, 1725, 1863, 2025, 2070, 2139, 2325, 2511, 2790, 3105, 3450, 3565, 3726, 4050, 4185, 4278, 4650, 5022, 5175, 6210, 6417, 6975, 7130, 8370, 9315, 10350, 10695, 12555, 12834, 13950, 15525, 17825, 18630, 19251, 20925, 21390, 25110, 31050, 32085, 35650, 38502, 41850, 46575, 53475, 57753, 62775, 64170, 93150, 96255, 106950, 115506, 125550, 160425, 192510, 288765, 320850, 481275, 577530, 962550, 1443825, 2887650]

約数ペア:

[(1, 2887650), (2, 1443825), (3, 962550), (5, 577530), (6, 481275), (9, 320850), (10, 288765), (15, 192510), (18, 160425), (23, 125550), (25, 115506), (27, 106950), (30, 96255), (31, 93150), (45, 64170), (46, 62775), (50, 57753), (54, 53475), (62, 46575), (69, 41850), (75, 38502), (81, 35650), (90, 32085), (93, 31050), (115, 25110), (135, 21390), (138, 20925), (150, 19251), (155, 18630), (162, 17825), (186, 15525), (207, 13950), (225, 12834), (230, 12555), (270, 10695), (279, 10350), (310, 9315), (345, 8370), (405, 7130), (414, 6975), (450, 6417), (465, 6210), (558, 5175), (575, 5022), (621, 4650), (675, 4278), (690, 4185), (713, 4050), (775, 3726), (810, 3565), (837, 3450), (930, 3105), (1035, 2790), (1150, 2511), (1242, 2325), (1350, 2139), (1395, 2070), (1426, 2025), (1550, 1863), (1674, 1725)]