178425960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{563}}^1$

素因数の和:735

約数の個数: 128

約数和(自身を含む): 568512000

約数和(自身を除く): 390086040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 139, 152, 190, 228, 278, 285, 380, 417, 456, 556, 563, 570, 695, 760, 834, 1112, 1126, 1140, 1390, 1668, 1689, 2085, 2252, 2280, 2641, 2780, 2815, 3336, 3378, 4170, 4504, 5282, 5560, 5630, 6756, 7923, 8340, 8445, 10564, 10697, 11260, 13205, 13512, 15846, 16680, 16890, 21128, 21394, 22520, 26410, 31692, 32091, 33780, 39615, 42788, 52820, 53485, 63384, 64182, 67560, 78257, 79230, 85576, 105640, 106970, 128364, 156514, 158460, 160455, 213940, 234771, 256728, 313028, 316920, 320910, 391285, 427880, 469542, 626056, 641820, 782570, 939084, 1173855, 1283640, 1486883, 1565140, 1878168, 2347710, 2973766, 3130280, 4460649, 4695420, 5947532, 7434415, 8921298, 9390840, 11895064, 14868830, 17842596, 22303245, 29737660, 35685192, 44606490, 59475320, 89212980, 178425960]

約数ペア:

[(1, 178425960), (2, 89212980), (3, 59475320), (4, 44606490), (5, 35685192), (6, 29737660), (8, 22303245), (10, 17842596), (12, 14868830), (15, 11895064), (19, 9390840), (20, 8921298), (24, 7434415), (30, 5947532), (38, 4695420), (40, 4460649), (57, 3130280), (60, 2973766), (76, 2347710), (95, 1878168), (114, 1565140), (120, 1486883), (139, 1283640), (152, 1173855), (190, 939084), (228, 782570), (278, 641820), (285, 626056), (380, 469542), (417, 427880), (456, 391285), (556, 320910), (563, 316920), (570, 313028), (695, 256728), (760, 234771), (834, 213940), (1112, 160455), (1126, 158460), (1140, 156514), (1390, 128364), (1668, 106970), (1689, 105640), (2085, 85576), (2252, 79230), (2280, 78257), (2641, 67560), (2780, 64182), (2815, 63384), (3336, 53485), (3378, 52820), (4170, 42788), (4504, 39615), (5282, 33780), (5560, 32091), (5630, 31692), (6756, 26410), (7923, 22520), (8340, 21394), (8445, 21128), (10564, 16890), (10697, 16680), (11260, 15846), (13205, 13512)]