25554480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:124

約数の個数: 240

約数和(自身を含む): 96181344

約数和(自身を除く): 70626864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 41, 42, 48, 49, 53, 56, 60, 70, 80, 82, 84, 98, 105, 106, 112, 120, 123, 140, 147, 159, 164, 168, 196, 205, 210, 212, 240, 245, 246, 265, 280, 287, 294, 318, 328, 336, 371, 392, 410, 420, 424, 490, 492, 530, 560, 574, 588, 615, 636, 656, 735, 742, 784, 795, 820, 840, 848, 861, 980, 984, 1060, 1113, 1148, 1176, 1230, 1272, 1435, 1470, 1484, 1590, 1640, 1680, 1722, 1855, 1960, 1968, 2009, 2120, 2173, 2226, 2296, 2352, 2460, 2544, 2597, 2870, 2940, 2968, 3180, 3280, 3444, 3710, 3920, 4018, 4240, 4305, 4346, 4452, 4592, 4920, 5194, 5565, 5740, 5880, 5936, 6027, 6360, 6519, 6888, 7420, 7791, 8036, 8610, 8692, 8904, 9840, 10045, 10388, 10865, 11130, 11480, 11760, 12054, 12720, 12985, 13038, 13776, 14840, 15211, 15582, 16072, 17220, 17384, 17808, 20090, 20776, 21730, 22260, 22960, 24108, 25970, 26076, 29680, 30135, 30422, 31164, 32144, 32595, 34440, 34768, 38955, 40180, 41552, 43460, 44520, 45633, 48216, 51940, 52152, 60270, 60844, 62328, 65190, 68880, 76055, 77910, 80360, 86920, 89040, 91266, 96432, 103880, 104304, 106477, 120540, 121688, 124656, 130380, 152110, 155820, 160720, 173840, 182532, 207760, 212954, 228165, 241080, 243376, 260760, 304220, 311640, 319431, 365064, 425908, 456330, 482160, 521520, 532385, 608440, 623280, 638862, 730128, 851816, 912660, 1064770, 1216880, 1277724, 1597155, 1703632, 1825320, 2129540, 2555448, 3194310, 3650640, 4259080, 5110896, 6388620, 8518160, 12777240, 25554480]

約数ペア:

[(1, 25554480), (2, 12777240), (3, 8518160), (4, 6388620), (5, 5110896), (6, 4259080), (7, 3650640), (8, 3194310), (10, 2555448), (12, 2129540), (14, 1825320), (15, 1703632), (16, 1597155), (20, 1277724), (21, 1216880), (24, 1064770), (28, 912660), (30, 851816), (35, 730128), (40, 638862), (41, 623280), (42, 608440), (48, 532385), (49, 521520), (53, 482160), (56, 456330), (60, 425908), (70, 365064), (80, 319431), (82, 311640), (84, 304220), (98, 260760), (105, 243376), (106, 241080), (112, 228165), (120, 212954), (123, 207760), (140, 182532), (147, 173840), (159, 160720), (164, 155820), (168, 152110), (196, 130380), (205, 124656), (210, 121688), (212, 120540), (240, 106477), (245, 104304), (246, 103880), (265, 96432), (280, 91266), (287, 89040), (294, 86920), (318, 80360), (328, 77910), (336, 76055), (371, 68880), (392, 65190), (410, 62328), (420, 60844), (424, 60270), (490, 52152), (492, 51940), (530, 48216), (560, 45633), (574, 44520), (588, 43460), (615, 41552), (636, 40180), (656, 38955), (735, 34768), (742, 34440), (784, 32595), (795, 32144), (820, 31164), (840, 30422), (848, 30135), (861, 29680), (980, 26076), (984, 25970), (1060, 24108), (1113, 22960), (1148, 22260), (1176, 21730), (1230, 20776), (1272, 20090), (1435, 17808), (1470, 17384), (1484, 17220), (1590, 16072), (1640, 15582), (1680, 15211), (1722, 14840), (1855, 13776), (1960, 13038), (1968, 12985), (2009, 12720), (2120, 12054), (2173, 11760), (2226, 11480), (2296, 11130), (2352, 10865), (2460, 10388), (2544, 10045), (2597, 9840), (2870, 8904), (2940, 8692), (2968, 8610), (3180, 8036), (3280, 7791), (3444, 7420), (3710, 6888), (3920, 6519), (4018, 6360), (4240, 6027), (4305, 5936), (4346, 5880), (4452, 5740), (4592, 5565), (4920, 5194)]