251827380

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:500

約数の個数: 240

約数和(自身を含む): 922078080

約数和(自身を除く): 670250700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 53, 54, 60, 63, 70, 81, 84, 90, 105, 106, 108, 126, 135, 140, 159, 162, 180, 189, 210, 212, 252, 265, 270, 315, 318, 324, 371, 378, 405, 419, 420, 477, 530, 540, 567, 630, 636, 742, 756, 795, 810, 838, 945, 954, 1060, 1113, 1134, 1257, 1260, 1431, 1484, 1590, 1620, 1676, 1855, 1890, 1908, 2095, 2226, 2268, 2385, 2514, 2835, 2862, 2933, 3180, 3339, 3710, 3771, 3780, 4190, 4293, 4452, 4770, 5028, 5565, 5670, 5724, 5866, 6285, 6678, 7155, 7420, 7542, 8380, 8586, 8799, 9540, 10017, 11130, 11313, 11340, 11732, 12570, 13356, 14310, 14665, 15084, 16695, 17172, 17598, 18855, 20034, 21465, 22207, 22260, 22626, 25140, 26397, 28620, 29330, 30051, 33390, 33939, 35196, 37710, 40068, 42930, 43995, 44414, 45252, 50085, 52794, 56565, 58660, 60102, 66621, 66780, 67878, 75420, 79191, 85860, 87990, 88828, 100170, 105588, 111035, 113130, 120204, 131985, 133242, 135756, 150255, 155449, 158382, 169695, 175980, 199863, 200340, 222070, 226260, 237573, 263970, 266484, 300510, 310898, 316764, 333105, 339390, 395955, 399726, 444140, 466347, 475146, 527940, 599589, 601020, 621796, 666210, 678780, 777245, 791910, 799452, 932694, 950292, 999315, 1187865, 1199178, 1332420, 1399041, 1554490, 1583820, 1798767, 1865388, 1998630, 2331735, 2375730, 2398356, 2798082, 2997945, 3108980, 3597534, 3997260, 4197123, 4663470, 4751460, 5596164, 5995890, 6995205, 7195068, 8394246, 8993835, 9326940, 11991780, 12591369, 13990410, 16788492, 17987670, 20985615, 25182738, 27980820, 35975340, 41971230, 50365476, 62956845, 83942460, 125913690, 251827380]

約数ペア:

[(1, 251827380), (2, 125913690), (3, 83942460), (4, 62956845), (5, 50365476), (6, 41971230), (7, 35975340), (9, 27980820), (10, 25182738), (12, 20985615), (14, 17987670), (15, 16788492), (18, 13990410), (20, 12591369), (21, 11991780), (27, 9326940), (28, 8993835), (30, 8394246), (35, 7195068), (36, 6995205), (42, 5995890), (45, 5596164), (53, 4751460), (54, 4663470), (60, 4197123), (63, 3997260), (70, 3597534), (81, 3108980), (84, 2997945), (90, 2798082), (105, 2398356), (106, 2375730), (108, 2331735), (126, 1998630), (135, 1865388), (140, 1798767), (159, 1583820), (162, 1554490), (180, 1399041), (189, 1332420), (210, 1199178), (212, 1187865), (252, 999315), (265, 950292), (270, 932694), (315, 799452), (318, 791910), (324, 777245), (371, 678780), (378, 666210), (405, 621796), (419, 601020), (420, 599589), (477, 527940), (530, 475146), (540, 466347), (567, 444140), (630, 399726), (636, 395955), (742, 339390), (756, 333105), (795, 316764), (810, 310898), (838, 300510), (945, 266484), (954, 263970), (1060, 237573), (1113, 226260), (1134, 222070), (1257, 200340), (1260, 199863), (1431, 175980), (1484, 169695), (1590, 158382), (1620, 155449), (1676, 150255), (1855, 135756), (1890, 133242), (1908, 131985), (2095, 120204), (2226, 113130), (2268, 111035), (2385, 105588), (2514, 100170), (2835, 88828), (2862, 87990), (2933, 85860), (3180, 79191), (3339, 75420), (3710, 67878), (3771, 66780), (3780, 66621), (4190, 60102), (4293, 58660), (4452, 56565), (4770, 52794), (5028, 50085), (5565, 45252), (5670, 44414), (5724, 43995), (5866, 42930), (6285, 40068), (6678, 37710), (7155, 35196), (7420, 33939), (7542, 33390), (8380, 30051), (8586, 29330), (8799, 28620), (9540, 26397), (10017, 25140), (11130, 22626), (11313, 22260), (11340, 22207), (11732, 21465), (12570, 20034), (13356, 18855), (14310, 17598), (14665, 17172), (15084, 16695)]