31437420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1$

素因数の和:97

約数の個数: 216

約数和(自身を含む): 111713616

約数和(自身を除く): 80276196

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 37, 42, 49, 51, 60, 68, 70, 74, 84, 85, 98, 102, 105, 111, 119, 140, 147, 148, 170, 185, 196, 204, 210, 222, 238, 245, 255, 259, 289, 294, 340, 357, 370, 420, 444, 476, 490, 510, 518, 555, 578, 588, 595, 629, 714, 735, 740, 777, 833, 867, 980, 1020, 1036, 1110, 1156, 1190, 1258, 1295, 1428, 1445, 1470, 1554, 1666, 1734, 1785, 1813, 1887, 2023, 2220, 2380, 2499, 2516, 2590, 2890, 2940, 3108, 3145, 3332, 3468, 3570, 3626, 3774, 3885, 4046, 4165, 4335, 4403, 4998, 5180, 5439, 5780, 6069, 6290, 7140, 7252, 7548, 7770, 8092, 8330, 8670, 8806, 9065, 9435, 9996, 10115, 10693, 10878, 12138, 12495, 12580, 13209, 14161, 15540, 16660, 17340, 17612, 18130, 18870, 20230, 21386, 21756, 22015, 24276, 24990, 26418, 27195, 28322, 30345, 30821, 32079, 36260, 37740, 40460, 42483, 42772, 44030, 49980, 52836, 53465, 54390, 56644, 60690, 61642, 64158, 66045, 70805, 74851, 84966, 88060, 92463, 106930, 108780, 121380, 123284, 128316, 132090, 141610, 149702, 154105, 160395, 169932, 184926, 212415, 213860, 224553, 264180, 283220, 299404, 308210, 320790, 369852, 374255, 424830, 449106, 462315, 523957, 616420, 641580, 748510, 849660, 898212, 924630, 1047914, 1122765, 1497020, 1571871, 1849260, 2095828, 2245530, 2619785, 3143742, 4491060, 5239570, 6287484, 7859355, 10479140, 15718710, 31437420]

約数ペア:

[(1, 31437420), (2, 15718710), (3, 10479140), (4, 7859355), (5, 6287484), (6, 5239570), (7, 4491060), (10, 3143742), (12, 2619785), (14, 2245530), (15, 2095828), (17, 1849260), (20, 1571871), (21, 1497020), (28, 1122765), (30, 1047914), (34, 924630), (35, 898212), (37, 849660), (42, 748510), (49, 641580), (51, 616420), (60, 523957), (68, 462315), (70, 449106), (74, 424830), (84, 374255), (85, 369852), (98, 320790), (102, 308210), (105, 299404), (111, 283220), (119, 264180), (140, 224553), (147, 213860), (148, 212415), (170, 184926), (185, 169932), (196, 160395), (204, 154105), (210, 149702), (222, 141610), (238, 132090), (245, 128316), (255, 123284), (259, 121380), (289, 108780), (294, 106930), (340, 92463), (357, 88060), (370, 84966), (420, 74851), (444, 70805), (476, 66045), (490, 64158), (510, 61642), (518, 60690), (555, 56644), (578, 54390), (588, 53465), (595, 52836), (629, 49980), (714, 44030), (735, 42772), (740, 42483), (777, 40460), (833, 37740), (867, 36260), (980, 32079), (1020, 30821), (1036, 30345), (1110, 28322), (1156, 27195), (1190, 26418), (1258, 24990), (1295, 24276), (1428, 22015), (1445, 21756), (1470, 21386), (1554, 20230), (1666, 18870), (1734, 18130), (1785, 17612), (1813, 17340), (1887, 16660), (2023, 15540), (2220, 14161), (2380, 13209), (2499, 12580), (2516, 12495), (2590, 12138), (2890, 10878), (2940, 10693), (3108, 10115), (3145, 9996), (3332, 9435), (3468, 9065), (3570, 8806), (3626, 8670), (3774, 8330), (3885, 8092), (4046, 7770), (4165, 7548), (4335, 7252), (4403, 7140), (4998, 6290), (5180, 6069), (5439, 5780)]