231805600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:783

約数の個数: 144

約数和(自身を含む): 629959680

約数和(自身を除く): 398154080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 160, 200, 208, 248, 260, 310, 325, 400, 403, 416, 496, 520, 620, 650, 719, 775, 800, 806, 992, 1040, 1240, 1300, 1438, 1550, 1612, 2015, 2080, 2480, 2600, 2876, 3100, 3224, 3595, 4030, 4960, 5200, 5752, 6200, 6448, 7190, 8060, 9347, 10075, 10400, 11504, 12400, 12896, 14380, 16120, 17975, 18694, 20150, 22289, 23008, 24800, 28760, 32240, 35950, 37388, 40300, 44578, 46735, 57520, 64480, 71900, 74776, 80600, 89156, 93470, 111445, 115040, 143800, 149552, 161200, 178312, 186940, 222890, 233675, 287600, 289757, 299104, 322400, 356624, 373880, 445780, 467350, 557225, 575200, 579514, 713248, 747760, 891560, 934700, 1114450, 1159028, 1448785, 1495520, 1783120, 1869400, 2228900, 2318056, 2897570, 3566240, 3738800, 4457800, 4636112, 5795140, 7243925, 7477600, 8915600, 9272224, 11590280, 14487850, 17831200, 23180560, 28975700, 46361120, 57951400, 115902800, 231805600]

約数ペア:

[(1, 231805600), (2, 115902800), (4, 57951400), (5, 46361120), (8, 28975700), (10, 23180560), (13, 17831200), (16, 14487850), (20, 11590280), (25, 9272224), (26, 8915600), (31, 7477600), (32, 7243925), (40, 5795140), (50, 4636112), (52, 4457800), (62, 3738800), (65, 3566240), (80, 2897570), (100, 2318056), (104, 2228900), (124, 1869400), (130, 1783120), (155, 1495520), (160, 1448785), (200, 1159028), (208, 1114450), (248, 934700), (260, 891560), (310, 747760), (325, 713248), (400, 579514), (403, 575200), (416, 557225), (496, 467350), (520, 445780), (620, 373880), (650, 356624), (719, 322400), (775, 299104), (800, 289757), (806, 287600), (992, 233675), (1040, 222890), (1240, 186940), (1300, 178312), (1438, 161200), (1550, 149552), (1612, 143800), (2015, 115040), (2080, 111445), (2480, 93470), (2600, 89156), (2876, 80600), (3100, 74776), (3224, 71900), (3595, 64480), (4030, 57520), (4960, 46735), (5200, 44578), (5752, 40300), (6200, 37388), (6448, 35950), (7190, 32240), (8060, 28760), (9347, 24800), (10075, 23008), (10400, 22289), (11504, 20150), (12400, 18694), (12896, 17975), (14380, 16120)]