78317160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{569}}^1$

素因数の和:651

約数の個数: 128

約数和(自身を含む): 249523200

約数和(自身を除く): 171206040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 37, 40, 60, 62, 74, 93, 111, 120, 124, 148, 155, 185, 186, 222, 248, 296, 310, 370, 372, 444, 465, 555, 569, 620, 740, 744, 888, 930, 1110, 1138, 1147, 1240, 1480, 1707, 1860, 2220, 2276, 2294, 2845, 3414, 3441, 3720, 4440, 4552, 4588, 5690, 5735, 6828, 6882, 8535, 9176, 11380, 11470, 13656, 13764, 17070, 17205, 17639, 21053, 22760, 22940, 27528, 34140, 34410, 35278, 42106, 45880, 52917, 63159, 68280, 68820, 70556, 84212, 88195, 105265, 105834, 126318, 137640, 141112, 168424, 176390, 210530, 211668, 252636, 264585, 315795, 352780, 421060, 423336, 505272, 529170, 631590, 652643, 705560, 842120, 1058340, 1263180, 1305286, 1957929, 2116680, 2526360, 2610572, 3263215, 3915858, 5221144, 6526430, 7831716, 9789645, 13052860, 15663432, 19579290, 26105720, 39158580, 78317160]

約数ペア:

[(1, 78317160), (2, 39158580), (3, 26105720), (4, 19579290), (5, 15663432), (6, 13052860), (8, 9789645), (10, 7831716), (12, 6526430), (15, 5221144), (20, 3915858), (24, 3263215), (30, 2610572), (31, 2526360), (37, 2116680), (40, 1957929), (60, 1305286), (62, 1263180), (74, 1058340), (93, 842120), (111, 705560), (120, 652643), (124, 631590), (148, 529170), (155, 505272), (185, 423336), (186, 421060), (222, 352780), (248, 315795), (296, 264585), (310, 252636), (370, 211668), (372, 210530), (444, 176390), (465, 168424), (555, 141112), (569, 137640), (620, 126318), (740, 105834), (744, 105265), (888, 88195), (930, 84212), (1110, 70556), (1138, 68820), (1147, 68280), (1240, 63159), (1480, 52917), (1707, 45880), (1860, 42106), (2220, 35278), (2276, 34410), (2294, 34140), (2845, 27528), (3414, 22940), (3441, 22760), (3720, 21053), (4440, 17639), (4552, 17205), (4588, 17070), (5690, 13764), (5735, 13656), (6828, 11470), (6882, 11380), (8535, 9176)]