238997600

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:493

約数の個数: 144

約数和(自身を含む): 629959680

約数和(自身を除く): 390962080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 31, 32, 40, 46, 50, 62, 80, 92, 100, 115, 124, 155, 160, 184, 200, 230, 248, 310, 368, 400, 419, 460, 496, 575, 620, 713, 736, 775, 800, 838, 920, 992, 1150, 1240, 1426, 1550, 1676, 1840, 2095, 2300, 2480, 2852, 3100, 3352, 3565, 3680, 4190, 4600, 4960, 5704, 6200, 6704, 7130, 8380, 9200, 9637, 10475, 11408, 12400, 12989, 13408, 14260, 16760, 17825, 18400, 19274, 20950, 22816, 24800, 25978, 28520, 33520, 35650, 38548, 41900, 48185, 51956, 57040, 64945, 67040, 71300, 77096, 83800, 96370, 103912, 114080, 129890, 142600, 154192, 167600, 192740, 207824, 240925, 259780, 285200, 298747, 308384, 324725, 335200, 385480, 415648, 481850, 519560, 570400, 597494, 649450, 770960, 963700, 1039120, 1194988, 1298900, 1493735, 1541920, 1927400, 2078240, 2389976, 2597800, 2987470, 3854800, 4779952, 5195600, 5974940, 7468675, 7709600, 9559904, 10391200, 11949880, 14937350, 23899760, 29874700, 47799520, 59749400, 119498800, 238997600]

約数ペア:

[(1, 238997600), (2, 119498800), (4, 59749400), (5, 47799520), (8, 29874700), (10, 23899760), (16, 14937350), (20, 11949880), (23, 10391200), (25, 9559904), (31, 7709600), (32, 7468675), (40, 5974940), (46, 5195600), (50, 4779952), (62, 3854800), (80, 2987470), (92, 2597800), (100, 2389976), (115, 2078240), (124, 1927400), (155, 1541920), (160, 1493735), (184, 1298900), (200, 1194988), (230, 1039120), (248, 963700), (310, 770960), (368, 649450), (400, 597494), (419, 570400), (460, 519560), (496, 481850), (575, 415648), (620, 385480), (713, 335200), (736, 324725), (775, 308384), (800, 298747), (838, 285200), (920, 259780), (992, 240925), (1150, 207824), (1240, 192740), (1426, 167600), (1550, 154192), (1676, 142600), (1840, 129890), (2095, 114080), (2300, 103912), (2480, 96370), (2852, 83800), (3100, 77096), (3352, 71300), (3565, 67040), (3680, 64945), (4190, 57040), (4600, 51956), (4960, 48185), (5704, 41900), (6200, 38548), (6704, 35650), (7130, 33520), (8380, 28520), (9200, 25978), (9637, 24800), (10475, 22816), (11408, 20950), (12400, 19274), (12989, 18400), (13408, 17825), (14260, 16760)]