18551400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^2\times {\mathrm{631}}^1$

素因数の和:664

約数の個数: 144

約数和(自身を含む): 67004640

約数和(自身を除く): 48453240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 49, 50, 56, 60, 70, 75, 84, 98, 100, 105, 120, 140, 147, 150, 168, 175, 196, 200, 210, 245, 280, 294, 300, 350, 392, 420, 490, 525, 588, 600, 631, 700, 735, 840, 980, 1050, 1176, 1225, 1262, 1400, 1470, 1893, 1960, 2100, 2450, 2524, 2940, 3155, 3675, 3786, 4200, 4417, 4900, 5048, 5880, 6310, 7350, 7572, 8834, 9465, 9800, 12620, 13251, 14700, 15144, 15775, 17668, 18930, 22085, 25240, 26502, 29400, 30919, 31550, 35336, 37860, 44170, 47325, 53004, 61838, 63100, 66255, 75720, 88340, 92757, 94650, 106008, 110425, 123676, 126200, 132510, 154595, 176680, 185514, 189300, 220850, 247352, 265020, 309190, 331275, 371028, 378600, 441700, 463785, 530040, 618380, 662550, 742056, 772975, 883400, 927570, 1236760, 1325100, 1545950, 1855140, 2318925, 2650200, 3091900, 3710280, 4637850, 6183800, 9275700, 18551400]

約数ペア:

[(1, 18551400), (2, 9275700), (3, 6183800), (4, 4637850), (5, 3710280), (6, 3091900), (7, 2650200), (8, 2318925), (10, 1855140), (12, 1545950), (14, 1325100), (15, 1236760), (20, 927570), (21, 883400), (24, 772975), (25, 742056), (28, 662550), (30, 618380), (35, 530040), (40, 463785), (42, 441700), (49, 378600), (50, 371028), (56, 331275), (60, 309190), (70, 265020), (75, 247352), (84, 220850), (98, 189300), (100, 185514), (105, 176680), (120, 154595), (140, 132510), (147, 126200), (150, 123676), (168, 110425), (175, 106008), (196, 94650), (200, 92757), (210, 88340), (245, 75720), (280, 66255), (294, 63100), (300, 61838), (350, 53004), (392, 47325), (420, 44170), (490, 37860), (525, 35336), (588, 31550), (600, 30919), (631, 29400), (700, 26502), (735, 25240), (840, 22085), (980, 18930), (1050, 17668), (1176, 15775), (1225, 15144), (1262, 14700), (1400, 13251), (1470, 12620), (1893, 9800), (1960, 9465), (2100, 8834), (2450, 7572), (2524, 7350), (2940, 6310), (3155, 5880), (3675, 5048), (3786, 4900), (4200, 4417)]