64874320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:189

約数の個数: 160

約数和(自身を含む): 184559616

約数和(自身を除く): 119685296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 37, 40, 56, 62, 70, 74, 80, 101, 112, 124, 140, 148, 155, 185, 202, 217, 248, 259, 280, 296, 310, 370, 404, 434, 496, 505, 518, 560, 592, 620, 707, 740, 808, 868, 1010, 1036, 1085, 1147, 1240, 1295, 1414, 1480, 1616, 1736, 2020, 2072, 2170, 2294, 2480, 2590, 2828, 2960, 3131, 3472, 3535, 3737, 4040, 4144, 4340, 4588, 5180, 5656, 5735, 6262, 7070, 7474, 8029, 8080, 8680, 9176, 10360, 11312, 11470, 12524, 14140, 14948, 15655, 16058, 17360, 18352, 18685, 20720, 21917, 22940, 25048, 26159, 28280, 29896, 31310, 32116, 37370, 40145, 43834, 45880, 50096, 52318, 56560, 59792, 62620, 64232, 74740, 80290, 87668, 91760, 104636, 109585, 115847, 125240, 128464, 130795, 149480, 160580, 175336, 209272, 219170, 231694, 250480, 261590, 298960, 321160, 350672, 418544, 438340, 463388, 523180, 579235, 642320, 810929, 876680, 926776, 1046360, 1158470, 1621858, 1753360, 1853552, 2092720, 2316940, 3243716, 4054645, 4633880, 6487432, 8109290, 9267760, 12974864, 16218580, 32437160, 64874320]

約数ペア:

[(1, 64874320), (2, 32437160), (4, 16218580), (5, 12974864), (7, 9267760), (8, 8109290), (10, 6487432), (14, 4633880), (16, 4054645), (20, 3243716), (28, 2316940), (31, 2092720), (35, 1853552), (37, 1753360), (40, 1621858), (56, 1158470), (62, 1046360), (70, 926776), (74, 876680), (80, 810929), (101, 642320), (112, 579235), (124, 523180), (140, 463388), (148, 438340), (155, 418544), (185, 350672), (202, 321160), (217, 298960), (248, 261590), (259, 250480), (280, 231694), (296, 219170), (310, 209272), (370, 175336), (404, 160580), (434, 149480), (496, 130795), (505, 128464), (518, 125240), (560, 115847), (592, 109585), (620, 104636), (707, 91760), (740, 87668), (808, 80290), (868, 74740), (1010, 64232), (1036, 62620), (1085, 59792), (1147, 56560), (1240, 52318), (1295, 50096), (1414, 45880), (1480, 43834), (1616, 40145), (1736, 37370), (2020, 32116), (2072, 31310), (2170, 29896), (2294, 28280), (2480, 26159), (2590, 25048), (2828, 22940), (2960, 21917), (3131, 20720), (3472, 18685), (3535, 18352), (3737, 17360), (4040, 16058), (4144, 15655), (4340, 14948), (4588, 14140), (5180, 12524), (5656, 11470), (5735, 11312), (6262, 10360), (7070, 9176), (7474, 8680), (8029, 8080)]