153728120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{269}}^1$

素因数の和:457

約数の個数: 128

約数和(自身を含む): 430012800

約数和(自身を除く): 276284680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 157, 182, 260, 269, 280, 314, 364, 455, 520, 538, 628, 728, 785, 910, 1076, 1099, 1256, 1345, 1570, 1820, 1883, 2041, 2152, 2198, 2690, 3140, 3497, 3640, 3766, 4082, 4396, 5380, 5495, 6280, 6994, 7532, 8164, 8792, 9415, 10205, 10760, 10990, 13988, 14287, 15064, 16328, 17485, 18830, 20410, 21980, 24479, 27976, 28574, 34970, 37660, 40820, 42233, 43960, 48958, 57148, 69940, 71435, 75320, 81640, 84466, 97916, 114296, 122395, 139880, 142870, 168932, 195832, 211165, 244790, 285740, 295631, 337864, 422330, 489580, 549029, 571480, 591262, 844660, 979160, 1098058, 1182524, 1478155, 1689320, 2196116, 2365048, 2745145, 2956310, 3843203, 4392232, 5490290, 5912620, 7686406, 10980580, 11825240, 15372812, 19216015, 21961160, 30745624, 38432030, 76864060, 153728120]

約数ペア:

[(1, 153728120), (2, 76864060), (4, 38432030), (5, 30745624), (7, 21961160), (8, 19216015), (10, 15372812), (13, 11825240), (14, 10980580), (20, 7686406), (26, 5912620), (28, 5490290), (35, 4392232), (40, 3843203), (52, 2956310), (56, 2745145), (65, 2365048), (70, 2196116), (91, 1689320), (104, 1478155), (130, 1182524), (140, 1098058), (157, 979160), (182, 844660), (260, 591262), (269, 571480), (280, 549029), (314, 489580), (364, 422330), (455, 337864), (520, 295631), (538, 285740), (628, 244790), (728, 211165), (785, 195832), (910, 168932), (1076, 142870), (1099, 139880), (1256, 122395), (1345, 114296), (1570, 97916), (1820, 84466), (1883, 81640), (2041, 75320), (2152, 71435), (2198, 69940), (2690, 57148), (3140, 48958), (3497, 43960), (3640, 42233), (3766, 40820), (4082, 37660), (4396, 34970), (5380, 28574), (5495, 27976), (6280, 24479), (6994, 21980), (7532, 20410), (8164, 18830), (8792, 17485), (9415, 16328), (10205, 15064), (10760, 14287), (10990, 13988)]