201228320

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{443}}^1$

素因数の和:642

約数の個数: 96

約数和(自身を含む): 507523968

約数和(自身を除く): 306295648

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 167, 170, 272, 334, 340, 443, 544, 668, 680, 835, 886, 1336, 1360, 1670, 1772, 2215, 2672, 2720, 2839, 3340, 3544, 4430, 5344, 5678, 6680, 7088, 7531, 8860, 11356, 13360, 14176, 14195, 15062, 17720, 22712, 26720, 28390, 30124, 35440, 37655, 45424, 56780, 60248, 70880, 73981, 75310, 90848, 113560, 120496, 147962, 150620, 227120, 240992, 295924, 301240, 369905, 454240, 591848, 602480, 739810, 1183696, 1204960, 1257677, 1479620, 2367392, 2515354, 2959240, 5030708, 5918480, 6288385, 10061416, 11836960, 12576770, 20122832, 25153540, 40245664, 50307080, 100614160, 201228320]

約数ペア:

[(1, 201228320), (2, 100614160), (4, 50307080), (5, 40245664), (8, 25153540), (10, 20122832), (16, 12576770), (17, 11836960), (20, 10061416), (32, 6288385), (34, 5918480), (40, 5030708), (68, 2959240), (80, 2515354), (85, 2367392), (136, 1479620), (160, 1257677), (167, 1204960), (170, 1183696), (272, 739810), (334, 602480), (340, 591848), (443, 454240), (544, 369905), (668, 301240), (680, 295924), (835, 240992), (886, 227120), (1336, 150620), (1360, 147962), (1670, 120496), (1772, 113560), (2215, 90848), (2672, 75310), (2720, 73981), (2839, 70880), (3340, 60248), (3544, 56780), (4430, 45424), (5344, 37655), (5678, 35440), (6680, 30124), (7088, 28390), (7531, 26720), (8860, 22712), (11356, 17720), (13360, 15062), (14176, 14195)]