388536360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{673}}^1$

素因数の和:987

約数の個数: 128

約数和(自身を含む): 1240375680

約数和(自身を除く): 851839320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 283, 340, 408, 510, 566, 673, 680, 849, 1020, 1132, 1346, 1415, 1698, 2019, 2040, 2264, 2692, 2830, 3365, 3396, 4038, 4245, 4811, 5384, 5660, 6730, 6792, 8076, 8490, 9622, 10095, 11320, 11441, 13460, 14433, 16152, 16980, 19244, 20190, 22882, 24055, 26920, 28866, 33960, 34323, 38488, 40380, 45764, 48110, 57205, 57732, 68646, 72165, 80760, 91528, 96220, 114410, 115464, 137292, 144330, 171615, 190459, 192440, 228820, 274584, 288660, 343230, 380918, 457640, 571377, 577320, 686460, 761836, 952295, 1142754, 1372920, 1523672, 1904590, 2285508, 2856885, 3237803, 3809180, 4571016, 5713770, 6475606, 7618360, 9713409, 11427540, 12951212, 16189015, 19426818, 22855080, 25902424, 32378030, 38853636, 48567045, 64756060, 77707272, 97134090, 129512120, 194268180, 388536360]

約数ペア:

[(1, 388536360), (2, 194268180), (3, 129512120), (4, 97134090), (5, 77707272), (6, 64756060), (8, 48567045), (10, 38853636), (12, 32378030), (15, 25902424), (17, 22855080), (20, 19426818), (24, 16189015), (30, 12951212), (34, 11427540), (40, 9713409), (51, 7618360), (60, 6475606), (68, 5713770), (85, 4571016), (102, 3809180), (120, 3237803), (136, 2856885), (170, 2285508), (204, 1904590), (255, 1523672), (283, 1372920), (340, 1142754), (408, 952295), (510, 761836), (566, 686460), (673, 577320), (680, 571377), (849, 457640), (1020, 380918), (1132, 343230), (1346, 288660), (1415, 274584), (1698, 228820), (2019, 192440), (2040, 190459), (2264, 171615), (2692, 144330), (2830, 137292), (3365, 115464), (3396, 114410), (4038, 96220), (4245, 91528), (4811, 80760), (5384, 72165), (5660, 68646), (6730, 57732), (6792, 57205), (8076, 48110), (8490, 45764), (9622, 40380), (10095, 38488), (11320, 34323), (11441, 33960), (13460, 28866), (14433, 26920), (16152, 24055), (16980, 22882), (19244, 20190)]