171593940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21503}}^1$

素因数の和:21541

約数の個数: 96

約数和(自身を含む): 578027520

約数和(自身を除く): 406433580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 21503, 43006, 64509, 86012, 107515, 129018, 150521, 215030, 258036, 301042, 322545, 408557, 430060, 451563, 602084, 645090, 752605, 817114, 903126, 1225671, 1290180, 1505210, 1634228, 1806252, 2042785, 2257815, 2451342, 2859899, 3010420, 4085570, 4515630, 4902684, 5719798, 6128355, 8171140, 8579697, 9031260, 11439596, 12256710, 14299495, 17159394, 24513420, 28598990, 34318788, 42898485, 57197980, 85796970, 171593940]

約数ペア:

[(1, 171593940), (2, 85796970), (3, 57197980), (4, 42898485), (5, 34318788), (6, 28598990), (7, 24513420), (10, 17159394), (12, 14299495), (14, 12256710), (15, 11439596), (19, 9031260), (20, 8579697), (21, 8171140), (28, 6128355), (30, 5719798), (35, 4902684), (38, 4515630), (42, 4085570), (57, 3010420), (60, 2859899), (70, 2451342), (76, 2257815), (84, 2042785), (95, 1806252), (105, 1634228), (114, 1505210), (133, 1290180), (140, 1225671), (190, 903126), (210, 817114), (228, 752605), (266, 645090), (285, 602084), (380, 451563), (399, 430060), (420, 408557), (532, 322545), (570, 301042), (665, 258036), (798, 215030), (1140, 150521), (1330, 129018), (1596, 107515), (1995, 86012), (2660, 64509), (3990, 43006), (7980, 21503)]