455578480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:244

約数の個数: 240

約数和(自身を含む): 1335343104

約数和(自身を除く): 879764624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 35, 40, 46, 49, 56, 62, 70, 80, 92, 98, 112, 115, 124, 140, 155, 161, 163, 184, 196, 217, 230, 245, 248, 280, 310, 322, 326, 368, 392, 434, 460, 490, 496, 560, 620, 644, 652, 713, 784, 805, 815, 868, 920, 980, 1085, 1127, 1141, 1240, 1288, 1304, 1426, 1519, 1610, 1630, 1736, 1840, 1960, 2170, 2254, 2282, 2480, 2576, 2608, 2852, 3038, 3220, 3260, 3472, 3565, 3749, 3920, 4340, 4508, 4564, 4991, 5053, 5635, 5704, 5705, 6076, 6440, 6520, 7130, 7498, 7595, 7987, 8680, 9016, 9128, 9982, 10106, 11270, 11408, 11410, 12152, 12880, 13040, 14260, 14996, 15190, 15974, 17360, 18032, 18256, 18745, 19964, 20212, 22540, 22820, 24304, 24955, 25265, 26243, 28520, 29992, 30380, 31948, 34937, 35371, 37490, 39928, 39935, 40424, 45080, 45640, 49910, 50530, 52486, 57040, 59984, 60760, 63896, 69874, 70742, 74980, 79856, 79870, 80848, 90160, 91280, 99820, 101060, 104972, 116219, 121520, 127792, 131215, 139748, 141484, 149960, 159740, 174685, 176855, 183701, 199640, 202120, 209944, 232438, 247597, 262430, 279496, 282968, 299920, 319480, 349370, 353710, 367402, 399280, 404240, 419888, 464876, 495194, 524860, 558992, 565936, 581095, 638960, 698740, 707420, 734804, 813533, 918505, 929752, 990388, 1049720, 1162190, 1237985, 1397480, 1414840, 1469608, 1627066, 1837010, 1859504, 1980776, 2099440, 2324380, 2475970, 2794960, 2829680, 2939216, 3254132, 3674020, 3961552, 4067665, 4648760, 4951940, 5694731, 6508264, 7348040, 8135330, 9297520, 9903880, 11389462, 13016528, 14696080, 16270660, 19807760, 22778924, 28473655, 32541320, 45557848, 56947310, 65082640, 91115696, 113894620, 227789240, 455578480]

約数ペア:

[(1, 455578480), (2, 227789240), (4, 113894620), (5, 91115696), (7, 65082640), (8, 56947310), (10, 45557848), (14, 32541320), (16, 28473655), (20, 22778924), (23, 19807760), (28, 16270660), (31, 14696080), (35, 13016528), (40, 11389462), (46, 9903880), (49, 9297520), (56, 8135330), (62, 7348040), (70, 6508264), (80, 5694731), (92, 4951940), (98, 4648760), (112, 4067665), (115, 3961552), (124, 3674020), (140, 3254132), (155, 2939216), (161, 2829680), (163, 2794960), (184, 2475970), (196, 2324380), (217, 2099440), (230, 1980776), (245, 1859504), (248, 1837010), (280, 1627066), (310, 1469608), (322, 1414840), (326, 1397480), (368, 1237985), (392, 1162190), (434, 1049720), (460, 990388), (490, 929752), (496, 918505), (560, 813533), (620, 734804), (644, 707420), (652, 698740), (713, 638960), (784, 581095), (805, 565936), (815, 558992), (868, 524860), (920, 495194), (980, 464876), (1085, 419888), (1127, 404240), (1141, 399280), (1240, 367402), (1288, 353710), (1304, 349370), (1426, 319480), (1519, 299920), (1610, 282968), (1630, 279496), (1736, 262430), (1840, 247597), (1960, 232438), (2170, 209944), (2254, 202120), (2282, 199640), (2480, 183701), (2576, 176855), (2608, 174685), (2852, 159740), (3038, 149960), (3220, 141484), (3260, 139748), (3472, 131215), (3565, 127792), (3749, 121520), (3920, 116219), (4340, 104972), (4508, 101060), (4564, 99820), (4991, 91280), (5053, 90160), (5635, 80848), (5704, 79870), (5705, 79856), (6076, 74980), (6440, 70742), (6520, 69874), (7130, 63896), (7498, 60760), (7595, 59984), (7987, 57040), (8680, 52486), (9016, 50530), (9128, 49910), (9982, 45640), (10106, 45080), (11270, 40424), (11408, 39935), (11410, 39928), (12152, 37490), (12880, 35371), (13040, 34937), (14260, 31948), (14996, 30380), (15190, 29992), (15974, 28520), (17360, 26243), (18032, 25265), (18256, 24955), (18745, 24304), (19964, 22820), (20212, 22540)]