1021234240

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7919}}^1$

素因数の和:7980

約数の個数: 112

約数和(自身を含む): 2703697920

約数和(自身を除く): 1682463680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 806, 832, 992, 1040, 1240, 1612, 1984, 2015, 2080, 2480, 3224, 4030, 4160, 4960, 6448, 7919, 8060, 9920, 12896, 15838, 16120, 25792, 31676, 32240, 39595, 63352, 64480, 79190, 102947, 126704, 128960, 158380, 205894, 245489, 253408, 316760, 411788, 490978, 506816, 514735, 633520, 823576, 981956, 1029470, 1227445, 1267040, 1647152, 1963912, 2058940, 2454890, 2534080, 3191357, 3294304, 3927824, 4117880, 4909780, 6382714, 6588608, 7855648, 8235760, 9819560, 12765428, 15711296, 15956785, 16471520, 19639120, 25530856, 31913570, 32943040, 39278240, 51061712, 63827140, 78556480, 102123424, 127654280, 204246848, 255308560, 510617120, 1021234240]

約数ペア:

[(1, 1021234240), (2, 510617120), (4, 255308560), (5, 204246848), (8, 127654280), (10, 102123424), (13, 78556480), (16, 63827140), (20, 51061712), (26, 39278240), (31, 32943040), (32, 31913570), (40, 25530856), (52, 19639120), (62, 16471520), (64, 15956785), (65, 15711296), (80, 12765428), (104, 9819560), (124, 8235760), (130, 7855648), (155, 6588608), (160, 6382714), (208, 4909780), (248, 4117880), (260, 3927824), (310, 3294304), (320, 3191357), (403, 2534080), (416, 2454890), (496, 2058940), (520, 1963912), (620, 1647152), (806, 1267040), (832, 1227445), (992, 1029470), (1040, 981956), (1240, 823576), (1612, 633520), (1984, 514735), (2015, 506816), (2080, 490978), (2480, 411788), (3224, 316760), (4030, 253408), (4160, 245489), (4960, 205894), (6448, 158380), (7919, 128960), (8060, 126704), (9920, 102947), (12896, 79190), (15838, 64480), (16120, 63352), (25792, 39595), (31676, 32240)]