85264020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{233}}^1$

素因数の和:374

約数の個数: 144

約数和(自身を含む): 275970240

約数和(自身を除く): 190706220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 107, 114, 171, 180, 190, 214, 228, 233, 285, 321, 342, 380, 428, 466, 535, 570, 642, 684, 699, 855, 932, 963, 1070, 1140, 1165, 1284, 1398, 1605, 1710, 1926, 2033, 2097, 2140, 2330, 2796, 3210, 3420, 3495, 3852, 4066, 4194, 4427, 4660, 4815, 6099, 6420, 6990, 8132, 8388, 8854, 9630, 10165, 10485, 12198, 13281, 13980, 17708, 18297, 19260, 20330, 20970, 22135, 24396, 24931, 26562, 30495, 36594, 39843, 40660, 41940, 44270, 49862, 53124, 60990, 66405, 73188, 74793, 79686, 88540, 91485, 99724, 121980, 124655, 132810, 149586, 159372, 182970, 199215, 224379, 249310, 265620, 299172, 365940, 373965, 398430, 448758, 473689, 498620, 747930, 796860, 897516, 947378, 1121895, 1421067, 1495860, 1894756, 2243790, 2368445, 2842134, 4263201, 4487580, 4736890, 5684268, 7105335, 8526402, 9473780, 14210670, 17052804, 21316005, 28421340, 42632010, 85264020]

約数ペア:

[(1, 85264020), (2, 42632010), (3, 28421340), (4, 21316005), (5, 17052804), (6, 14210670), (9, 9473780), (10, 8526402), (12, 7105335), (15, 5684268), (18, 4736890), (19, 4487580), (20, 4263201), (30, 2842134), (36, 2368445), (38, 2243790), (45, 1894756), (57, 1495860), (60, 1421067), (76, 1121895), (90, 947378), (95, 897516), (107, 796860), (114, 747930), (171, 498620), (180, 473689), (190, 448758), (214, 398430), (228, 373965), (233, 365940), (285, 299172), (321, 265620), (342, 249310), (380, 224379), (428, 199215), (466, 182970), (535, 159372), (570, 149586), (642, 132810), (684, 124655), (699, 121980), (855, 99724), (932, 91485), (963, 88540), (1070, 79686), (1140, 74793), (1165, 73188), (1284, 66405), (1398, 60990), (1605, 53124), (1710, 49862), (1926, 44270), (2033, 41940), (2097, 40660), (2140, 39843), (2330, 36594), (2796, 30495), (3210, 26562), (3420, 24931), (3495, 24396), (3852, 22135), (4066, 20970), (4194, 20330), (4427, 19260), (4660, 18297), (4815, 17708), (6099, 13980), (6420, 13281), (6990, 12198), (8132, 10485), (8388, 10165), (8854, 9630)]