100222720

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:370

約数の個数: 144

約数和(自身を含む): 272996640

約数和(自身を除く): 172773920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 247, 256, 260, 304, 317, 320, 380, 416, 494, 520, 608, 634, 640, 760, 832, 988, 1040, 1216, 1235, 1268, 1280, 1520, 1585, 1664, 1976, 2080, 2432, 2470, 2536, 3040, 3170, 3328, 3952, 4121, 4160, 4864, 4940, 5072, 6023, 6080, 6340, 7904, 8242, 8320, 9880, 10144, 12046, 12160, 12680, 15808, 16484, 16640, 19760, 20288, 20605, 24092, 24320, 25360, 30115, 31616, 32968, 39520, 40576, 41210, 48184, 50720, 60230, 63232, 65936, 78299, 79040, 81152, 82420, 96368, 101440, 120460, 131872, 156598, 158080, 164840, 192736, 202880, 240920, 263744, 313196, 316160, 329680, 385472, 391495, 405760, 481840, 527488, 626392, 659360, 770944, 782990, 963680, 1054976, 1252784, 1318720, 1541888, 1565980, 1927360, 2505568, 2637440, 3131960, 3854720, 5011136, 5274880, 6263920, 7709440, 10022272, 12527840, 20044544, 25055680, 50111360, 100222720]

約数ペア:

[(1, 100222720), (2, 50111360), (4, 25055680), (5, 20044544), (8, 12527840), (10, 10022272), (13, 7709440), (16, 6263920), (19, 5274880), (20, 5011136), (26, 3854720), (32, 3131960), (38, 2637440), (40, 2505568), (52, 1927360), (64, 1565980), (65, 1541888), (76, 1318720), (80, 1252784), (95, 1054976), (104, 963680), (128, 782990), (130, 770944), (152, 659360), (160, 626392), (190, 527488), (208, 481840), (247, 405760), (256, 391495), (260, 385472), (304, 329680), (317, 316160), (320, 313196), (380, 263744), (416, 240920), (494, 202880), (520, 192736), (608, 164840), (634, 158080), (640, 156598), (760, 131872), (832, 120460), (988, 101440), (1040, 96368), (1216, 82420), (1235, 81152), (1268, 79040), (1280, 78299), (1520, 65936), (1585, 63232), (1664, 60230), (1976, 50720), (2080, 48184), (2432, 41210), (2470, 40576), (2536, 39520), (3040, 32968), (3170, 31616), (3328, 30115), (3952, 25360), (4121, 24320), (4160, 24092), (4864, 20605), (4940, 20288), (5072, 19760), (6023, 16640), (6080, 16484), (6340, 15808), (7904, 12680), (8242, 12160), (8320, 12046), (9880, 10144)]