64929900

素因数分解:

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

素因数の和:669

約数の個数: 144

約数和(自身を含む): 219430400

約数和(自身を除く): 154500500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 150, 175, 196, 210, 245, 294, 300, 343, 350, 420, 490, 525, 588, 631, 686, 700, 735, 980, 1029, 1050, 1225, 1262, 1372, 1470, 1715, 1893, 2058, 2100, 2450, 2524, 2940, 3155, 3430, 3675, 3786, 4116, 4417, 4900, 5145, 6310, 6860, 7350, 7572, 8575, 8834, 9465, 10290, 12620, 13251, 14700, 15775, 17150, 17668, 18930, 20580, 22085, 25725, 26502, 30919, 31550, 34300, 37860, 44170, 47325, 51450, 53004, 61838, 63100, 66255, 88340, 92757, 94650, 102900, 110425, 123676, 132510, 154595, 185514, 189300, 216433, 220850, 265020, 309190, 331275, 371028, 432866, 441700, 463785, 618380, 649299, 662550, 772975, 865732, 927570, 1082165, 1298598, 1325100, 1545950, 1855140, 2164330, 2318925, 2597196, 3091900, 3246495, 4328660, 4637850, 5410825, 6492990, 9275700, 10821650, 12985980, 16232475, 21643300, 32464950, 64929900]

約数ペア:

[(1, 64929900), (2, 32464950), (3, 21643300), (4, 16232475), (5, 12985980), (6, 10821650), (7, 9275700), (10, 6492990), (12, 5410825), (14, 4637850), (15, 4328660), (20, 3246495), (21, 3091900), (25, 2597196), (28, 2318925), (30, 2164330), (35, 1855140), (42, 1545950), (49, 1325100), (50, 1298598), (60, 1082165), (70, 927570), (75, 865732), (84, 772975), (98, 662550), (100, 649299), (105, 618380), (140, 463785), (147, 441700), (150, 432866), (175, 371028), (196, 331275), (210, 309190), (245, 265020), (294, 220850), (300, 216433), (343, 189300), (350, 185514), (420, 154595), (490, 132510), (525, 123676), (588, 110425), (631, 102900), (686, 94650), (700, 92757), (735, 88340), (980, 66255), (1029, 63100), (1050, 61838), (1225, 53004), (1262, 51450), (1372, 47325), (1470, 44170), (1715, 37860), (1893, 34300), (2058, 31550), (2100, 30919), (2450, 26502), (2524, 25725), (2940, 22085), (3155, 20580), (3430, 18930), (3675, 17668), (3786, 17150), (4116, 15775), (4417, 14700), (4900, 13251), (5145, 12620), (6310, 10290), (6860, 9465), (7350, 8834), (7572, 8575)]