299967720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11311}}^1$

素因数の和:11355

約数の個数: 128

約数和(自身を含む): 1026224640

約数和(自身を除く): 726256920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2652, 3315, 4420, 5304, 6630, 8840, 11311, 13260, 22622, 26520, 33933, 45244, 56555, 67866, 90488, 113110, 135732, 147043, 169665, 192287, 226220, 271464, 294086, 339330, 384574, 441129, 452440, 576861, 588172, 678660, 735215, 769148, 882258, 961435, 1153722, 1176344, 1357320, 1470430, 1538296, 1764516, 1922870, 2205645, 2307444, 2499731, 2884305, 2940860, 3529032, 3845740, 4411290, 4614888, 4999462, 5768610, 5881720, 7499193, 7691480, 8822580, 9998924, 11537220, 12498655, 14998386, 17645160, 19997848, 23074440, 24997310, 29996772, 37495965, 49994620, 59993544, 74991930, 99989240, 149983860, 299967720]

約数ペア:

[(1, 299967720), (2, 149983860), (3, 99989240), (4, 74991930), (5, 59993544), (6, 49994620), (8, 37495965), (10, 29996772), (12, 24997310), (13, 23074440), (15, 19997848), (17, 17645160), (20, 14998386), (24, 12498655), (26, 11537220), (30, 9998924), (34, 8822580), (39, 7691480), (40, 7499193), (51, 5881720), (52, 5768610), (60, 4999462), (65, 4614888), (68, 4411290), (78, 3845740), (85, 3529032), (102, 2940860), (104, 2884305), (120, 2499731), (130, 2307444), (136, 2205645), (156, 1922870), (170, 1764516), (195, 1538296), (204, 1470430), (221, 1357320), (255, 1176344), (260, 1153722), (312, 961435), (340, 882258), (390, 769148), (408, 735215), (442, 678660), (510, 588172), (520, 576861), (663, 452440), (680, 441129), (780, 384574), (884, 339330), (1020, 294086), (1105, 271464), (1326, 226220), (1560, 192287), (1768, 169665), (2040, 147043), (2210, 135732), (2652, 113110), (3315, 90488), (4420, 67866), (5304, 56555), (6630, 45244), (8840, 33933), (11311, 26520), (13260, 22622)]