190639260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2131}}^1$

素因数の和:2224

約数の個数: 144

約数和(自身を含む): 670505472

約数和(自身を除く): 479866212

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 71, 84, 90, 105, 126, 140, 142, 180, 210, 213, 252, 284, 315, 355, 420, 426, 497, 630, 639, 710, 852, 994, 1065, 1260, 1278, 1420, 1491, 1988, 2130, 2131, 2485, 2556, 2982, 3195, 4260, 4262, 4473, 4970, 5964, 6390, 6393, 7455, 8524, 8946, 9940, 10655, 12780, 12786, 14910, 14917, 17892, 19179, 21310, 22365, 25572, 29820, 29834, 31965, 38358, 42620, 44730, 44751, 59668, 63930, 74585, 76716, 89460, 89502, 95895, 127860, 134253, 149170, 151301, 179004, 191790, 223755, 268506, 298340, 302602, 383580, 447510, 453903, 537012, 605204, 671265, 756505, 895020, 907806, 1059107, 1342530, 1361709, 1513010, 1815612, 2118214, 2269515, 2685060, 2723418, 3026020, 3177321, 4236428, 4539030, 5295535, 5446836, 6354642, 6808545, 9078060, 9531963, 10591070, 12709284, 13617090, 15886605, 19063926, 21182140, 27234180, 31773210, 38127852, 47659815, 63546420, 95319630, 190639260]

約数ペア:

[(1, 190639260), (2, 95319630), (3, 63546420), (4, 47659815), (5, 38127852), (6, 31773210), (7, 27234180), (9, 21182140), (10, 19063926), (12, 15886605), (14, 13617090), (15, 12709284), (18, 10591070), (20, 9531963), (21, 9078060), (28, 6808545), (30, 6354642), (35, 5446836), (36, 5295535), (42, 4539030), (45, 4236428), (60, 3177321), (63, 3026020), (70, 2723418), (71, 2685060), (84, 2269515), (90, 2118214), (105, 1815612), (126, 1513010), (140, 1361709), (142, 1342530), (180, 1059107), (210, 907806), (213, 895020), (252, 756505), (284, 671265), (315, 605204), (355, 537012), (420, 453903), (426, 447510), (497, 383580), (630, 302602), (639, 298340), (710, 268506), (852, 223755), (994, 191790), (1065, 179004), (1260, 151301), (1278, 149170), (1420, 134253), (1491, 127860), (1988, 95895), (2130, 89502), (2131, 89460), (2485, 76716), (2556, 74585), (2982, 63930), (3195, 59668), (4260, 44751), (4262, 44730), (4473, 42620), (4970, 38358), (5964, 31965), (6390, 29834), (6393, 29820), (7455, 25572), (8524, 22365), (8946, 21310), (9940, 19179), (10655, 17892), (12780, 14917), (12786, 14910)]