257590920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^2\times {\mathrm{271}}^1$

素因数の和:463

約数の個数: 96

約数和(自身を含む): 784437120

約数和(自身を除く): 526846200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 271, 356, 445, 534, 542, 712, 813, 890, 1068, 1084, 1335, 1355, 1626, 1780, 2136, 2168, 2670, 2710, 3252, 3560, 4065, 5340, 5420, 6504, 7921, 8130, 10680, 10840, 15842, 16260, 23763, 24119, 31684, 32520, 39605, 47526, 48238, 63368, 72357, 79210, 95052, 96476, 118815, 120595, 144714, 158420, 190104, 192952, 237630, 241190, 289428, 316840, 361785, 475260, 482380, 578856, 723570, 950520, 964760, 1447140, 2146591, 2894280, 4293182, 6439773, 8586364, 10732955, 12879546, 17172728, 21465910, 25759092, 32198865, 42931820, 51518184, 64397730, 85863640, 128795460, 257590920]

約数ペア:

[(1, 257590920), (2, 128795460), (3, 85863640), (4, 64397730), (5, 51518184), (6, 42931820), (8, 32198865), (10, 25759092), (12, 21465910), (15, 17172728), (20, 12879546), (24, 10732955), (30, 8586364), (40, 6439773), (60, 4293182), (89, 2894280), (120, 2146591), (178, 1447140), (267, 964760), (271, 950520), (356, 723570), (445, 578856), (534, 482380), (542, 475260), (712, 361785), (813, 316840), (890, 289428), (1068, 241190), (1084, 237630), (1335, 192952), (1355, 190104), (1626, 158420), (1780, 144714), (2136, 120595), (2168, 118815), (2670, 96476), (2710, 95052), (3252, 79210), (3560, 72357), (4065, 63368), (5340, 48238), (5420, 47526), (6504, 39605), (7921, 32520), (8130, 31684), (10680, 24119), (10840, 23763), (15842, 16260)]