123215820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22567}}^1$

素因数の和:22599

約数の個数: 96

約数和(自身を含む): 424639488

約数和(自身を除く): 301423668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 22567, 45134, 67701, 90268, 112835, 135402, 157969, 225670, 270804, 293371, 315938, 338505, 451340, 473907, 586742, 631876, 677010, 789845, 880113, 947814, 1173484, 1354020, 1466855, 1579690, 1760226, 1895628, 2053597, 2369535, 2933710, 3159380, 3520452, 4107194, 4400565, 4739070, 5867420, 6160791, 8214388, 8801130, 9478140, 10267985, 12321582, 17602260, 20535970, 24643164, 30803955, 41071940, 61607910, 123215820]

約数ペア:

[(1, 123215820), (2, 61607910), (3, 41071940), (4, 30803955), (5, 24643164), (6, 20535970), (7, 17602260), (10, 12321582), (12, 10267985), (13, 9478140), (14, 8801130), (15, 8214388), (20, 6160791), (21, 5867420), (26, 4739070), (28, 4400565), (30, 4107194), (35, 3520452), (39, 3159380), (42, 2933710), (52, 2369535), (60, 2053597), (65, 1895628), (70, 1760226), (78, 1579690), (84, 1466855), (91, 1354020), (105, 1173484), (130, 947814), (140, 880113), (156, 789845), (182, 677010), (195, 631876), (210, 586742), (260, 473907), (273, 451340), (364, 338505), (390, 315938), (420, 293371), (455, 270804), (546, 225670), (780, 157969), (910, 135402), (1092, 112835), (1365, 90268), (1820, 67701), (2730, 45134), (5460, 22567)]