40844520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:720

約数の個数: 128

約数和(自身を含む): 138672000

約数和(自身を除く): 97827480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 59, 60, 72, 90, 108, 118, 120, 135, 177, 180, 216, 236, 270, 295, 354, 360, 472, 531, 540, 590, 641, 708, 885, 1062, 1080, 1180, 1282, 1416, 1593, 1770, 1923, 2124, 2360, 2564, 2655, 3186, 3205, 3540, 3846, 4248, 5128, 5310, 5769, 6372, 6410, 7080, 7692, 7965, 9615, 10620, 11538, 12744, 12820, 15384, 15930, 17307, 19230, 21240, 23076, 25640, 28845, 31860, 34614, 37819, 38460, 46152, 57690, 63720, 69228, 75638, 76920, 86535, 113457, 115380, 138456, 151276, 173070, 189095, 226914, 230760, 302552, 340371, 346140, 378190, 453828, 567285, 680742, 692280, 756380, 907656, 1021113, 1134570, 1361484, 1512760, 1701855, 2042226, 2269140, 2722968, 3403710, 4084452, 4538280, 5105565, 6807420, 8168904, 10211130, 13614840, 20422260, 40844520]

約数ペア:

[(1, 40844520), (2, 20422260), (3, 13614840), (4, 10211130), (5, 8168904), (6, 6807420), (8, 5105565), (9, 4538280), (10, 4084452), (12, 3403710), (15, 2722968), (18, 2269140), (20, 2042226), (24, 1701855), (27, 1512760), (30, 1361484), (36, 1134570), (40, 1021113), (45, 907656), (54, 756380), (59, 692280), (60, 680742), (72, 567285), (90, 453828), (108, 378190), (118, 346140), (120, 340371), (135, 302552), (177, 230760), (180, 226914), (216, 189095), (236, 173070), (270, 151276), (295, 138456), (354, 115380), (360, 113457), (472, 86535), (531, 76920), (540, 75638), (590, 69228), (641, 63720), (708, 57690), (885, 46152), (1062, 38460), (1080, 37819), (1180, 34614), (1282, 31860), (1416, 28845), (1593, 25640), (1770, 23076), (1923, 21240), (2124, 19230), (2360, 17307), (2564, 15930), (2655, 15384), (3186, 12820), (3205, 12744), (3540, 11538), (3846, 10620), (4248, 9615), (5128, 7965), (5310, 7692), (5769, 7080), (6372, 6410)]