42691220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 112613760

約数和(自身を除く): 69922540

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 23, 26, 44, 46, 52, 55, 59, 65, 92, 110, 115, 118, 121, 130, 143, 220, 230, 236, 242, 253, 260, 286, 295, 299, 460, 484, 506, 572, 590, 598, 605, 649, 715, 767, 1012, 1180, 1196, 1210, 1265, 1298, 1357, 1430, 1495, 1534, 1573, 2420, 2530, 2596, 2714, 2783, 2860, 2990, 3068, 3146, 3245, 3289, 3835, 5060, 5428, 5566, 5980, 6292, 6490, 6578, 6785, 7139, 7670, 7865, 8437, 11132, 12980, 13156, 13570, 13915, 14278, 14927, 15340, 15730, 16445, 16874, 17641, 27140, 27830, 28556, 29854, 31460, 32890, 33748, 35282, 35695, 36179, 42185, 55660, 59708, 65780, 70564, 71390, 72358, 74635, 84370, 88205, 92807, 142780, 144716, 149270, 164197, 168740, 176410, 180895, 185614, 194051, 298540, 328394, 352820, 361790, 371228, 388102, 464035, 656788, 723580, 776204, 820985, 928070, 970255, 1641970, 1856140, 1940510, 2134561, 3283940, 3881020, 4269122, 8538244, 10672805, 21345610, 42691220]

約数ペア:

[(1, 42691220), (2, 21345610), (4, 10672805), (5, 8538244), (10, 4269122), (11, 3881020), (13, 3283940), (20, 2134561), (22, 1940510), (23, 1856140), (26, 1641970), (44, 970255), (46, 928070), (52, 820985), (55, 776204), (59, 723580), (65, 656788), (92, 464035), (110, 388102), (115, 371228), (118, 361790), (121, 352820), (130, 328394), (143, 298540), (220, 194051), (230, 185614), (236, 180895), (242, 176410), (253, 168740), (260, 164197), (286, 149270), (295, 144716), (299, 142780), (460, 92807), (484, 88205), (506, 84370), (572, 74635), (590, 72358), (598, 71390), (605, 70564), (649, 65780), (715, 59708), (767, 55660), (1012, 42185), (1180, 36179), (1196, 35695), (1210, 35282), (1265, 33748), (1298, 32890), (1357, 31460), (1430, 29854), (1495, 28556), (1534, 27830), (1573, 27140), (2420, 17641), (2530, 16874), (2596, 16445), (2714, 15730), (2783, 15340), (2860, 14927), (2990, 14278), (3068, 13915), (3146, 13570), (3245, 13156), (3289, 12980), (3835, 11132), (5060, 8437), (5428, 7865), (5566, 7670), (5980, 7139), (6292, 6785), (6490, 6578)]