212409990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2557}}^1$

素因数の和:2654

約数の個数: 96

約数和(自身を含む): 603360576

約数和(自身を除く): 390950586

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 71, 78, 90, 117, 130, 142, 195, 213, 234, 355, 390, 426, 585, 639, 710, 923, 1065, 1170, 1278, 1846, 2130, 2557, 2769, 3195, 4615, 5114, 5538, 6390, 7671, 8307, 9230, 12785, 13845, 15342, 16614, 23013, 25570, 27690, 33241, 38355, 41535, 46026, 66482, 76710, 83070, 99723, 115065, 166205, 181547, 199446, 230130, 299169, 332410, 363094, 498615, 544641, 598338, 907735, 997230, 1089282, 1495845, 1633923, 1815470, 2360111, 2723205, 2991690, 3267846, 4720222, 5446410, 7080333, 8169615, 11800555, 14160666, 16339230, 21240999, 23601110, 35401665, 42481998, 70803330, 106204995, 212409990]

約数ペア:

[(1, 212409990), (2, 106204995), (3, 70803330), (5, 42481998), (6, 35401665), (9, 23601110), (10, 21240999), (13, 16339230), (15, 14160666), (18, 11800555), (26, 8169615), (30, 7080333), (39, 5446410), (45, 4720222), (65, 3267846), (71, 2991690), (78, 2723205), (90, 2360111), (117, 1815470), (130, 1633923), (142, 1495845), (195, 1089282), (213, 997230), (234, 907735), (355, 598338), (390, 544641), (426, 498615), (585, 363094), (639, 332410), (710, 299169), (923, 230130), (1065, 199446), (1170, 181547), (1278, 166205), (1846, 115065), (2130, 99723), (2557, 83070), (2769, 76710), (3195, 66482), (4615, 46026), (5114, 41535), (5538, 38355), (6390, 33241), (7671, 27690), (8307, 25570), (9230, 23013), (12785, 16614), (13845, 15342)]