309436920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1787}}^1$

素因数の和:1854

約数の個数: 192

約数和(自身を含む): 1112922720

約数和(自身を除く): 803485800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 37, 39, 40, 45, 52, 60, 65, 72, 74, 78, 90, 104, 111, 117, 120, 130, 148, 156, 180, 185, 195, 222, 234, 260, 296, 312, 333, 360, 370, 390, 444, 468, 481, 520, 555, 585, 666, 740, 780, 888, 936, 962, 1110, 1170, 1332, 1443, 1480, 1560, 1665, 1787, 1924, 2220, 2340, 2405, 2664, 2886, 3330, 3574, 3848, 4329, 4440, 4680, 4810, 5361, 5772, 6660, 7148, 7215, 8658, 8935, 9620, 10722, 11544, 13320, 14296, 14430, 16083, 17316, 17870, 19240, 21444, 21645, 23231, 26805, 28860, 32166, 34632, 35740, 42888, 43290, 46462, 53610, 57720, 64332, 66119, 69693, 71480, 80415, 86580, 92924, 107220, 116155, 128664, 132238, 139386, 160830, 173160, 185848, 198357, 209079, 214440, 232310, 264476, 278772, 321660, 330595, 348465, 396714, 418158, 464620, 528952, 557544, 595071, 643320, 661190, 696930, 793428, 836316, 859547, 929240, 991785, 1045395, 1190142, 1322380, 1393860, 1586856, 1672632, 1719094, 1983570, 2090790, 2380284, 2578641, 2644760, 2787720, 2975355, 3438188, 3967140, 4181580, 4297735, 4760568, 5157282, 5950710, 6876376, 7735923, 7934280, 8363160, 8595470, 10314564, 11901420, 12893205, 15471846, 17190940, 20629128, 23802840, 25786410, 30943692, 34381880, 38679615, 51572820, 61887384, 77359230, 103145640, 154718460, 309436920]

約数ペア:

[(1, 309436920), (2, 154718460), (3, 103145640), (4, 77359230), (5, 61887384), (6, 51572820), (8, 38679615), (9, 34381880), (10, 30943692), (12, 25786410), (13, 23802840), (15, 20629128), (18, 17190940), (20, 15471846), (24, 12893205), (26, 11901420), (30, 10314564), (36, 8595470), (37, 8363160), (39, 7934280), (40, 7735923), (45, 6876376), (52, 5950710), (60, 5157282), (65, 4760568), (72, 4297735), (74, 4181580), (78, 3967140), (90, 3438188), (104, 2975355), (111, 2787720), (117, 2644760), (120, 2578641), (130, 2380284), (148, 2090790), (156, 1983570), (180, 1719094), (185, 1672632), (195, 1586856), (222, 1393860), (234, 1322380), (260, 1190142), (296, 1045395), (312, 991785), (333, 929240), (360, 859547), (370, 836316), (390, 793428), (444, 696930), (468, 661190), (481, 643320), (520, 595071), (555, 557544), (585, 528952), (666, 464620), (740, 418158), (780, 396714), (888, 348465), (936, 330595), (962, 321660), (1110, 278772), (1170, 264476), (1332, 232310), (1443, 214440), (1480, 209079), (1560, 198357), (1665, 185848), (1787, 173160), (1924, 160830), (2220, 139386), (2340, 132238), (2405, 128664), (2664, 116155), (2886, 107220), (3330, 92924), (3574, 86580), (3848, 80415), (4329, 71480), (4440, 69693), (4680, 66119), (4810, 64332), (5361, 57720), (5772, 53610), (6660, 46462), (7148, 43290), (7215, 42888), (8658, 35740), (8935, 34632), (9620, 32166), (10722, 28860), (11544, 26805), (13320, 23231), (14296, 21645), (14430, 21444), (16083, 19240), (17316, 17870)]