321906480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{883}}^1$

素因数の和:944

約数の個数: 240

約数和(自身を含む): 1199637504

約数和(自身を除く): 877731024

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 49, 56, 60, 62, 70, 80, 84, 93, 98, 105, 112, 120, 124, 140, 147, 155, 168, 186, 196, 210, 217, 240, 245, 248, 280, 294, 310, 336, 372, 392, 420, 434, 465, 490, 496, 560, 588, 620, 651, 735, 744, 784, 840, 868, 883, 930, 980, 1085, 1176, 1240, 1302, 1470, 1488, 1519, 1680, 1736, 1766, 1860, 1960, 2170, 2352, 2480, 2604, 2649, 2940, 3038, 3255, 3472, 3532, 3720, 3920, 4340, 4415, 4557, 5208, 5298, 5880, 6076, 6181, 6510, 7064, 7440, 7595, 8680, 8830, 9114, 10416, 10596, 11760, 12152, 12362, 13020, 13245, 14128, 15190, 17360, 17660, 18228, 18543, 21192, 22785, 24304, 24724, 26040, 26490, 27373, 30380, 30905, 35320, 36456, 37086, 42384, 43267, 45570, 49448, 52080, 52980, 54746, 60760, 61810, 70640, 72912, 74172, 82119, 86534, 91140, 92715, 98896, 105960, 109492, 121520, 123620, 129801, 136865, 148344, 164238, 173068, 182280, 185430, 191611, 211920, 216335, 218984, 247240, 259602, 273730, 296688, 328476, 346136, 364560, 370860, 383222, 410595, 432670, 437968, 494480, 519204, 547460, 574833, 649005, 656952, 692272, 741720, 766444, 821190, 865340, 958055, 1038408, 1094920, 1149666, 1298010, 1313904, 1341277, 1483440, 1532888, 1642380, 1730680, 1916110, 2076816, 2189840, 2299332, 2596020, 2682554, 2874165, 3065776, 3284760, 3461360, 3832220, 4023831, 4598664, 5192040, 5365108, 5748330, 6569520, 6706385, 7664440, 8047662, 9197328, 10384080, 10730216, 11496660, 13412770, 15328880, 16095324, 20119155, 21460432, 22993320, 26825540, 32190648, 40238310, 45986640, 53651080, 64381296, 80476620, 107302160, 160953240, 321906480]

約数ペア:

[(1, 321906480), (2, 160953240), (3, 107302160), (4, 80476620), (5, 64381296), (6, 53651080), (7, 45986640), (8, 40238310), (10, 32190648), (12, 26825540), (14, 22993320), (15, 21460432), (16, 20119155), (20, 16095324), (21, 15328880), (24, 13412770), (28, 11496660), (30, 10730216), (31, 10384080), (35, 9197328), (40, 8047662), (42, 7664440), (48, 6706385), (49, 6569520), (56, 5748330), (60, 5365108), (62, 5192040), (70, 4598664), (80, 4023831), (84, 3832220), (93, 3461360), (98, 3284760), (105, 3065776), (112, 2874165), (120, 2682554), (124, 2596020), (140, 2299332), (147, 2189840), (155, 2076816), (168, 1916110), (186, 1730680), (196, 1642380), (210, 1532888), (217, 1483440), (240, 1341277), (245, 1313904), (248, 1298010), (280, 1149666), (294, 1094920), (310, 1038408), (336, 958055), (372, 865340), (392, 821190), (420, 766444), (434, 741720), (465, 692272), (490, 656952), (496, 649005), (560, 574833), (588, 547460), (620, 519204), (651, 494480), (735, 437968), (744, 432670), (784, 410595), (840, 383222), (868, 370860), (883, 364560), (930, 346136), (980, 328476), (1085, 296688), (1176, 273730), (1240, 259602), (1302, 247240), (1470, 218984), (1488, 216335), (1519, 211920), (1680, 191611), (1736, 185430), (1766, 182280), (1860, 173068), (1960, 164238), (2170, 148344), (2352, 136865), (2480, 129801), (2604, 123620), (2649, 121520), (2940, 109492), (3038, 105960), (3255, 98896), (3472, 92715), (3532, 91140), (3720, 86534), (3920, 82119), (4340, 74172), (4415, 72912), (4557, 70640), (5208, 61810), (5298, 60760), (5880, 54746), (6076, 52980), (6181, 52080), (6510, 49448), (7064, 45570), (7440, 43267), (7595, 42384), (8680, 37086), (8830, 36456), (9114, 35320), (10416, 30905), (10596, 30380), (11760, 27373), (12152, 26490), (12362, 26040), (13020, 24724), (13245, 24304), (14128, 22785), (15190, 21192), (17360, 18543), (17660, 18228)]