1269185840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{32983}}^1$

素因数の和:33046

約数の個数: 80

約数和(自身を含む): 3263832768

約数和(自身を除く): 1994646928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 260, 296, 370, 481, 520, 592, 740, 962, 1040, 1480, 1924, 2405, 2960, 3848, 4810, 7696, 9620, 19240, 32983, 38480, 65966, 131932, 164915, 263864, 329830, 428779, 527728, 659660, 857558, 1220371, 1319320, 1715116, 2143895, 2440742, 2638640, 3430232, 4287790, 4881484, 6101855, 6860464, 8575580, 9762968, 12203710, 15864823, 17151160, 19525936, 24407420, 31729646, 34302320, 48814840, 63459292, 79324115, 97629680, 126918584, 158648230, 253837168, 317296460, 634592920, 1269185840]

約数ペア:

[(1, 1269185840), (2, 634592920), (4, 317296460), (5, 253837168), (8, 158648230), (10, 126918584), (13, 97629680), (16, 79324115), (20, 63459292), (26, 48814840), (37, 34302320), (40, 31729646), (52, 24407420), (65, 19525936), (74, 17151160), (80, 15864823), (104, 12203710), (130, 9762968), (148, 8575580), (185, 6860464), (208, 6101855), (260, 4881484), (296, 4287790), (370, 3430232), (481, 2638640), (520, 2440742), (592, 2143895), (740, 1715116), (962, 1319320), (1040, 1220371), (1480, 857558), (1924, 659660), (2405, 527728), (2960, 428779), (3848, 329830), (4810, 263864), (7696, 164915), (9620, 131932), (19240, 65966), (32983, 38480)]