84256760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:637

約数の個数: 128

約数和(自身を含む): 237219840

約数和(自身を除く): 152963080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 31, 34, 35, 40, 56, 62, 68, 70, 85, 119, 124, 136, 140, 155, 170, 217, 238, 248, 280, 310, 340, 434, 476, 527, 571, 595, 620, 680, 868, 952, 1054, 1085, 1142, 1190, 1240, 1736, 2108, 2170, 2284, 2380, 2635, 2855, 3689, 3997, 4216, 4340, 4568, 4760, 5270, 5710, 7378, 7994, 8680, 9707, 10540, 11420, 14756, 15988, 17701, 18445, 19414, 19985, 21080, 22840, 29512, 31976, 35402, 36890, 38828, 39970, 48535, 67949, 70804, 73780, 77656, 79940, 88505, 97070, 123907, 135898, 141608, 147560, 159880, 177010, 194140, 247814, 271796, 300917, 339745, 354020, 388280, 495628, 543592, 601834, 619535, 679490, 708040, 991256, 1203668, 1239070, 1358980, 1504585, 2106419, 2407336, 2478140, 2717960, 3009170, 4212838, 4956280, 6018340, 8425676, 10532095, 12036680, 16851352, 21064190, 42128380, 84256760]

約数ペア:

[(1, 84256760), (2, 42128380), (4, 21064190), (5, 16851352), (7, 12036680), (8, 10532095), (10, 8425676), (14, 6018340), (17, 4956280), (20, 4212838), (28, 3009170), (31, 2717960), (34, 2478140), (35, 2407336), (40, 2106419), (56, 1504585), (62, 1358980), (68, 1239070), (70, 1203668), (85, 991256), (119, 708040), (124, 679490), (136, 619535), (140, 601834), (155, 543592), (170, 495628), (217, 388280), (238, 354020), (248, 339745), (280, 300917), (310, 271796), (340, 247814), (434, 194140), (476, 177010), (527, 159880), (571, 147560), (595, 141608), (620, 135898), (680, 123907), (868, 97070), (952, 88505), (1054, 79940), (1085, 77656), (1142, 73780), (1190, 70804), (1240, 67949), (1736, 48535), (2108, 39970), (2170, 38828), (2284, 36890), (2380, 35402), (2635, 31976), (2855, 29512), (3689, 22840), (3997, 21080), (4216, 19985), (4340, 19414), (4568, 18445), (4760, 17701), (5270, 15988), (5710, 14756), (7378, 11420), (7994, 10540), (8680, 9707)]