28511640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2731}}^1$

素因数の和:2777

約数の個数: 96

約数和(自身を含む): 95893200

約数和(自身を除く): 67381560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 87, 90, 116, 120, 145, 174, 180, 232, 261, 290, 348, 360, 435, 522, 580, 696, 870, 1044, 1160, 1305, 1740, 2088, 2610, 2731, 3480, 5220, 5462, 8193, 10440, 10924, 13655, 16386, 21848, 24579, 27310, 32772, 40965, 49158, 54620, 65544, 79199, 81930, 98316, 109240, 122895, 158398, 163860, 196632, 237597, 245790, 316796, 327720, 395995, 475194, 491580, 633592, 712791, 791990, 950388, 983160, 1187985, 1425582, 1583980, 1900776, 2375970, 2851164, 3167960, 3563955, 4751940, 5702328, 7127910, 9503880, 14255820, 28511640]

約数ペア:

[(1, 28511640), (2, 14255820), (3, 9503880), (4, 7127910), (5, 5702328), (6, 4751940), (8, 3563955), (9, 3167960), (10, 2851164), (12, 2375970), (15, 1900776), (18, 1583980), (20, 1425582), (24, 1187985), (29, 983160), (30, 950388), (36, 791990), (40, 712791), (45, 633592), (58, 491580), (60, 475194), (72, 395995), (87, 327720), (90, 316796), (116, 245790), (120, 237597), (145, 196632), (174, 163860), (180, 158398), (232, 122895), (261, 109240), (290, 98316), (348, 81930), (360, 79199), (435, 65544), (522, 54620), (580, 49158), (696, 40965), (870, 32772), (1044, 27310), (1160, 24579), (1305, 21848), (1740, 16386), (2088, 13655), (2610, 10924), (2731, 10440), (3480, 8193), (5220, 5462)]