440272140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{409}}^1$

素因数の和:672

約数の個数: 192

約数和(自身を含む): 1547320320

約数和(自身を除く): 1107048180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 233, 308, 330, 385, 409, 420, 462, 466, 660, 699, 770, 818, 924, 932, 1155, 1165, 1227, 1398, 1540, 1631, 1636, 2045, 2310, 2330, 2454, 2563, 2796, 2863, 3262, 3495, 4090, 4499, 4620, 4660, 4893, 4908, 5126, 5726, 6135, 6524, 6990, 7689, 8155, 8180, 8589, 8998, 9786, 10252, 11452, 12270, 12815, 13497, 13980, 14315, 15378, 16310, 17178, 17941, 17996, 19572, 22495, 24465, 24540, 25630, 26994, 28630, 30756, 31493, 32620, 34356, 35882, 38445, 42945, 44990, 48930, 51260, 53823, 53988, 57260, 62986, 67485, 71764, 76890, 85890, 89705, 89980, 94479, 95297, 97860, 107646, 125972, 134970, 153780, 157465, 171780, 179410, 188958, 190594, 215292, 269115, 269940, 285891, 314930, 358820, 377916, 381188, 472395, 476485, 538230, 571782, 629860, 667079, 944790, 952970, 1048267, 1076460, 1143564, 1334158, 1429455, 1889580, 1905940, 2001237, 2096534, 2668316, 2858910, 3144801, 3335395, 4002474, 4193068, 5241335, 5717820, 6289602, 6670790, 7337869, 8004948, 10006185, 10482670, 12579204, 13341580, 14675738, 15724005, 20012370, 20965340, 22013607, 29351476, 31448010, 36689345, 40024740, 44027214, 62896020, 73378690, 88054428, 110068035, 146757380, 220136070, 440272140]

約数ペア:

[(1, 440272140), (2, 220136070), (3, 146757380), (4, 110068035), (5, 88054428), (6, 73378690), (7, 62896020), (10, 44027214), (11, 40024740), (12, 36689345), (14, 31448010), (15, 29351476), (20, 22013607), (21, 20965340), (22, 20012370), (28, 15724005), (30, 14675738), (33, 13341580), (35, 12579204), (42, 10482670), (44, 10006185), (55, 8004948), (60, 7337869), (66, 6670790), (70, 6289602), (77, 5717820), (84, 5241335), (105, 4193068), (110, 4002474), (132, 3335395), (140, 3144801), (154, 2858910), (165, 2668316), (210, 2096534), (220, 2001237), (231, 1905940), (233, 1889580), (308, 1429455), (330, 1334158), (385, 1143564), (409, 1076460), (420, 1048267), (462, 952970), (466, 944790), (660, 667079), (699, 629860), (770, 571782), (818, 538230), (924, 476485), (932, 472395), (1155, 381188), (1165, 377916), (1227, 358820), (1398, 314930), (1540, 285891), (1631, 269940), (1636, 269115), (2045, 215292), (2310, 190594), (2330, 188958), (2454, 179410), (2563, 171780), (2796, 157465), (2863, 153780), (3262, 134970), (3495, 125972), (4090, 107646), (4499, 97860), (4620, 95297), (4660, 94479), (4893, 89980), (4908, 89705), (5126, 85890), (5726, 76890), (6135, 71764), (6524, 67485), (6990, 62986), (7689, 57260), (8155, 53988), (8180, 53823), (8589, 51260), (8998, 48930), (9786, 44990), (10252, 42945), (11452, 38445), (12270, 35882), (12815, 34356), (13497, 32620), (13980, 31493), (14315, 30756), (15378, 28630), (16310, 26994), (17178, 25630), (17941, 24540), (17996, 24465), (19572, 22495)]