216429720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8161}}^1$

素因数の和:8205

約数の個数: 128

約数和(自身を含む): 740456640

約数和(自身を除く): 524026920

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, 8161, 8840, 13260, 16322, 24483, 26520, 32644, 40805, 48966, 65288, 81610, 97932, 106093, 122415, 138737, 163220, 195864, 212186, 244830, 277474, 318279, 326440, 416211, 424372, 489660, 530465, 554948, 636558, 693685, 832422, 848744, 979320, 1060930, 1109896, 1273116, 1387370, 1591395, 1664844, 1803581, 2081055, 2121860, 2546232, 2774740, 3182790, 3329688, 3607162, 4162110, 4243720, 5410743, 5549480, 6365580, 7214324, 8324220, 9017905, 10821486, 12731160, 14428648, 16648440, 18035810, 21642972, 27053715, 36071620, 43285944, 54107430, 72143240, 108214860, 216429720]

約数ペア:

[(1, 216429720), (2, 108214860), (3, 72143240), (4, 54107430), (5, 43285944), (6, 36071620), (8, 27053715), (10, 21642972), (12, 18035810), (13, 16648440), (15, 14428648), (17, 12731160), (20, 10821486), (24, 9017905), (26, 8324220), (30, 7214324), (34, 6365580), (39, 5549480), (40, 5410743), (51, 4243720), (52, 4162110), (60, 3607162), (65, 3329688), (68, 3182790), (78, 2774740), (85, 2546232), (102, 2121860), (104, 2081055), (120, 1803581), (130, 1664844), (136, 1591395), (156, 1387370), (170, 1273116), (195, 1109896), (204, 1060930), (221, 979320), (255, 848744), (260, 832422), (312, 693685), (340, 636558), (390, 554948), (408, 530465), (442, 489660), (510, 424372), (520, 416211), (663, 326440), (680, 318279), (780, 277474), (884, 244830), (1020, 212186), (1105, 195864), (1326, 163220), (1560, 138737), (1768, 122415), (2040, 106093), (2210, 97932), (2652, 81610), (3315, 65288), (4420, 48966), (5304, 40805), (6630, 32644), (8161, 26520), (8840, 24483), (13260, 16322)]