78178540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1$

素因数の和:415

約数の個数: 96

約数和(自身を含む): 192326400

約数和(自身を除く): 114147860

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 59, 76, 95, 110, 118, 190, 209, 220, 236, 295, 317, 380, 418, 590, 634, 649, 836, 1045, 1121, 1180, 1268, 1298, 1585, 2090, 2242, 2596, 3170, 3245, 3487, 4180, 4484, 5605, 6023, 6340, 6490, 6974, 11210, 12046, 12331, 12980, 13948, 17435, 18703, 22420, 24092, 24662, 30115, 34870, 37406, 49324, 60230, 61655, 66253, 69740, 74812, 93515, 120460, 123310, 132506, 187030, 205733, 246620, 265012, 331265, 355357, 374060, 411466, 662530, 710714, 822932, 1028665, 1325060, 1421428, 1776785, 2057330, 3553570, 3908927, 4114660, 7107140, 7817854, 15635708, 19544635, 39089270, 78178540]

約数ペア:

[(1, 78178540), (2, 39089270), (4, 19544635), (5, 15635708), (10, 7817854), (11, 7107140), (19, 4114660), (20, 3908927), (22, 3553570), (38, 2057330), (44, 1776785), (55, 1421428), (59, 1325060), (76, 1028665), (95, 822932), (110, 710714), (118, 662530), (190, 411466), (209, 374060), (220, 355357), (236, 331265), (295, 265012), (317, 246620), (380, 205733), (418, 187030), (590, 132506), (634, 123310), (649, 120460), (836, 93515), (1045, 74812), (1121, 69740), (1180, 66253), (1268, 61655), (1298, 60230), (1585, 49324), (2090, 37406), (2242, 34870), (2596, 30115), (3170, 24662), (3245, 24092), (3487, 22420), (4180, 18703), (4484, 17435), (5605, 13948), (6023, 12980), (6340, 12331), (6490, 12046), (6974, 11210)]