28639380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6199}}^1$

素因数の和:6229

約数の個数: 96

約数和(自身を含む): 99993600

約数和(自身を除く): 71354220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 6199, 12398, 18597, 24796, 30995, 37194, 43393, 61990, 68189, 74388, 86786, 92985, 123980, 130179, 136378, 173572, 185970, 204567, 216965, 260358, 272756, 340945, 371940, 409134, 433930, 477323, 520716, 650895, 681890, 818268, 867860, 954646, 1022835, 1301790, 1363780, 1431969, 1909292, 2045670, 2386615, 2603580, 2863938, 4091340, 4773230, 5727876, 7159845, 9546460, 14319690, 28639380]

約数ペア:

[(1, 28639380), (2, 14319690), (3, 9546460), (4, 7159845), (5, 5727876), (6, 4773230), (7, 4091340), (10, 2863938), (11, 2603580), (12, 2386615), (14, 2045670), (15, 1909292), (20, 1431969), (21, 1363780), (22, 1301790), (28, 1022835), (30, 954646), (33, 867860), (35, 818268), (42, 681890), (44, 650895), (55, 520716), (60, 477323), (66, 433930), (70, 409134), (77, 371940), (84, 340945), (105, 272756), (110, 260358), (132, 216965), (140, 204567), (154, 185970), (165, 173572), (210, 136378), (220, 130179), (231, 123980), (308, 92985), (330, 86786), (385, 74388), (420, 68189), (462, 61990), (660, 43393), (770, 37194), (924, 30995), (1155, 24796), (1540, 18597), (2310, 12398), (4620, 6199)]