399633780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1381}}^1$

素因数の和:1466

約数の個数: 192

約数和(自身を含む): 1404200448

約数和(自身を除く): 1004566668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 53, 60, 65, 70, 78, 84, 91, 105, 106, 130, 140, 156, 159, 182, 195, 210, 212, 260, 265, 273, 318, 364, 371, 390, 420, 455, 530, 546, 636, 689, 742, 780, 795, 910, 1060, 1092, 1113, 1365, 1378, 1381, 1484, 1590, 1820, 1855, 2067, 2226, 2730, 2756, 2762, 3180, 3445, 3710, 4134, 4143, 4452, 4823, 5460, 5524, 5565, 6890, 6905, 7420, 8268, 8286, 9646, 9667, 10335, 11130, 13780, 13810, 14469, 16572, 17953, 19292, 19334, 20670, 20715, 22260, 24115, 27620, 28938, 29001, 35906, 38668, 41340, 41430, 48230, 48335, 53859, 57876, 58002, 71812, 72345, 73193, 82860, 89765, 96460, 96670, 107718, 116004, 125671, 144690, 145005, 146386, 179530, 193340, 215436, 219579, 251342, 269295, 289380, 290010, 292772, 359060, 365965, 377013, 439158, 502684, 512351, 538590, 580020, 628355, 731930, 754026, 878316, 951509, 1024702, 1077180, 1097895, 1256710, 1463860, 1508052, 1537053, 1885065, 1903018, 2049404, 2195790, 2513420, 2561755, 2854527, 3074106, 3770130, 3806036, 4391580, 4757545, 5123510, 5709054, 6148212, 6660563, 7540260, 7685265, 9515090, 10247020, 11418108, 13321126, 14272635, 15370530, 19030180, 19981689, 26642252, 28545270, 30741060, 33302815, 39963378, 57090540, 66605630, 79926756, 99908445, 133211260, 199816890, 399633780]

約数ペア:

[(1, 399633780), (2, 199816890), (3, 133211260), (4, 99908445), (5, 79926756), (6, 66605630), (7, 57090540), (10, 39963378), (12, 33302815), (13, 30741060), (14, 28545270), (15, 26642252), (20, 19981689), (21, 19030180), (26, 15370530), (28, 14272635), (30, 13321126), (35, 11418108), (39, 10247020), (42, 9515090), (52, 7685265), (53, 7540260), (60, 6660563), (65, 6148212), (70, 5709054), (78, 5123510), (84, 4757545), (91, 4391580), (105, 3806036), (106, 3770130), (130, 3074106), (140, 2854527), (156, 2561755), (159, 2513420), (182, 2195790), (195, 2049404), (210, 1903018), (212, 1885065), (260, 1537053), (265, 1508052), (273, 1463860), (318, 1256710), (364, 1097895), (371, 1077180), (390, 1024702), (420, 951509), (455, 878316), (530, 754026), (546, 731930), (636, 628355), (689, 580020), (742, 538590), (780, 512351), (795, 502684), (910, 439158), (1060, 377013), (1092, 365965), (1113, 359060), (1365, 292772), (1378, 290010), (1381, 289380), (1484, 269295), (1590, 251342), (1820, 219579), (1855, 215436), (2067, 193340), (2226, 179530), (2730, 146386), (2756, 145005), (2762, 144690), (3180, 125671), (3445, 116004), (3710, 107718), (4134, 96670), (4143, 96460), (4452, 89765), (4823, 82860), (5460, 73193), (5524, 72345), (5565, 71812), (6890, 58002), (6905, 57876), (7420, 53859), (8268, 48335), (8286, 48230), (9646, 41430), (9667, 41340), (10335, 38668), (11130, 35906), (13780, 29001), (13810, 28938), (14469, 27620), (16572, 24115), (17953, 22260), (19292, 20715), (19334, 20670)]