450247720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:156

約数の個数: 192

約数和(自身を含む): 1216146960

約数和(自身を除く): 765899240

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 31, 34, 40, 52, 53, 62, 65, 68, 85, 104, 106, 124, 130, 136, 155, 170, 212, 221, 248, 260, 265, 310, 340, 403, 424, 442, 520, 527, 530, 620, 680, 689, 806, 884, 901, 961, 1054, 1060, 1105, 1240, 1378, 1612, 1643, 1768, 1802, 1922, 2015, 2108, 2120, 2210, 2635, 2756, 3224, 3286, 3445, 3604, 3844, 4030, 4216, 4420, 4505, 4805, 5270, 5512, 6572, 6851, 6890, 7208, 7688, 8060, 8215, 8840, 9010, 9610, 10540, 11713, 12493, 13144, 13702, 13780, 16120, 16337, 16430, 18020, 19220, 21080, 21359, 23426, 24986, 27404, 27560, 27931, 32674, 32860, 34255, 36040, 38440, 42718, 46852, 49972, 50933, 54808, 55862, 58565, 62465, 65348, 65720, 68510, 81685, 85436, 93704, 99944, 101866, 106795, 111724, 117130, 124930, 130696, 137020, 139655, 163370, 170872, 203732, 212381, 213590, 223448, 234260, 249860, 254665, 274040, 279310, 326740, 363103, 407464, 424762, 427180, 468520, 499720, 509330, 558620, 653480, 662129, 726206, 849524, 854360, 865861, 1018660, 1061905, 1117240, 1324258, 1452412, 1699048, 1731722, 1815515, 2037320, 2123810, 2648516, 2904824, 3310645, 3463444, 3631030, 4247620, 4329305, 5297032, 6621290, 6926888, 7262060, 8495240, 8658610, 11256193, 13242580, 14524120, 17317220, 22512386, 26485160, 34634440, 45024772, 56280965, 90049544, 112561930, 225123860, 450247720]

約数ペア:

[(1, 450247720), (2, 225123860), (4, 112561930), (5, 90049544), (8, 56280965), (10, 45024772), (13, 34634440), (17, 26485160), (20, 22512386), (26, 17317220), (31, 14524120), (34, 13242580), (40, 11256193), (52, 8658610), (53, 8495240), (62, 7262060), (65, 6926888), (68, 6621290), (85, 5297032), (104, 4329305), (106, 4247620), (124, 3631030), (130, 3463444), (136, 3310645), (155, 2904824), (170, 2648516), (212, 2123810), (221, 2037320), (248, 1815515), (260, 1731722), (265, 1699048), (310, 1452412), (340, 1324258), (403, 1117240), (424, 1061905), (442, 1018660), (520, 865861), (527, 854360), (530, 849524), (620, 726206), (680, 662129), (689, 653480), (806, 558620), (884, 509330), (901, 499720), (961, 468520), (1054, 427180), (1060, 424762), (1105, 407464), (1240, 363103), (1378, 326740), (1612, 279310), (1643, 274040), (1768, 254665), (1802, 249860), (1922, 234260), (2015, 223448), (2108, 213590), (2120, 212381), (2210, 203732), (2635, 170872), (2756, 163370), (3224, 139655), (3286, 137020), (3445, 130696), (3604, 124930), (3844, 117130), (4030, 111724), (4216, 106795), (4420, 101866), (4505, 99944), (4805, 93704), (5270, 85436), (5512, 81685), (6572, 68510), (6851, 65720), (6890, 65348), (7208, 62465), (7688, 58565), (8060, 55862), (8215, 54808), (8840, 50933), (9010, 49972), (9610, 46852), (10540, 42718), (11713, 38440), (12493, 36040), (13144, 34255), (13702, 32860), (13780, 32674), (16120, 27931), (16337, 27560), (16430, 27404), (18020, 24986), (19220, 23426), (21080, 21359)]