206869820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:315

約数の個数: 96

約数和(自身を含む): 476098560

約数和(自身を除く): 269228740

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 89, 92, 115, 124, 155, 163, 178, 230, 310, 326, 356, 445, 460, 620, 652, 713, 815, 890, 1426, 1630, 1780, 2047, 2759, 2852, 3260, 3565, 3749, 4094, 5053, 5518, 7130, 7498, 8188, 10106, 10235, 11036, 13795, 14260, 14507, 14996, 18745, 20212, 20470, 25265, 27590, 29014, 37490, 40940, 50530, 55180, 58028, 63457, 72535, 74980, 101060, 116219, 126914, 145070, 232438, 253828, 290140, 317285, 333661, 449717, 464876, 581095, 634570, 667322, 899434, 1162190, 1269140, 1334644, 1668305, 1798868, 2248585, 2324380, 3336610, 4497170, 6673220, 8994340, 10343491, 20686982, 41373964, 51717455, 103434910, 206869820]

約数ペア:

[(1, 206869820), (2, 103434910), (4, 51717455), (5, 41373964), (10, 20686982), (20, 10343491), (23, 8994340), (31, 6673220), (46, 4497170), (62, 3336610), (89, 2324380), (92, 2248585), (115, 1798868), (124, 1668305), (155, 1334644), (163, 1269140), (178, 1162190), (230, 899434), (310, 667322), (326, 634570), (356, 581095), (445, 464876), (460, 449717), (620, 333661), (652, 317285), (713, 290140), (815, 253828), (890, 232438), (1426, 145070), (1630, 126914), (1780, 116219), (2047, 101060), (2759, 74980), (2852, 72535), (3260, 63457), (3565, 58028), (3749, 55180), (4094, 50530), (5053, 40940), (5518, 37490), (7130, 29014), (7498, 27590), (8188, 25265), (10106, 20470), (10235, 20212), (11036, 18745), (13795, 14996), (14260, 14507)]