320309080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{967}}^1$

素因数の和:1018

約数の個数: 144

約数和(自身を含む): 908748720

約数和(自身を除く): 588439640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 169, 182, 196, 245, 260, 280, 338, 364, 392, 455, 490, 520, 637, 676, 728, 845, 910, 967, 980, 1183, 1274, 1352, 1690, 1820, 1934, 1960, 2366, 2548, 3185, 3380, 3640, 3868, 4732, 4835, 5096, 5915, 6370, 6760, 6769, 7736, 8281, 9464, 9670, 11830, 12571, 12740, 13538, 16562, 19340, 23660, 25142, 25480, 27076, 33124, 33845, 38680, 41405, 47320, 47383, 50284, 54152, 62855, 66248, 67690, 82810, 87997, 94766, 100568, 125710, 135380, 163423, 165620, 175994, 189532, 236915, 251420, 270760, 326846, 331240, 351988, 379064, 439985, 473830, 502840, 615979, 653692, 703976, 817115, 879970, 947660, 1143961, 1231958, 1307384, 1634230, 1759940, 1895320, 2287922, 2463916, 3079895, 3268460, 3519880, 4575844, 4927832, 5719805, 6159790, 6536920, 8007727, 9151688, 11439610, 12319580, 16015454, 22879220, 24639160, 32030908, 40038635, 45758440, 64061816, 80077270, 160154540, 320309080]

約数ペア:

[(1, 320309080), (2, 160154540), (4, 80077270), (5, 64061816), (7, 45758440), (8, 40038635), (10, 32030908), (13, 24639160), (14, 22879220), (20, 16015454), (26, 12319580), (28, 11439610), (35, 9151688), (40, 8007727), (49, 6536920), (52, 6159790), (56, 5719805), (65, 4927832), (70, 4575844), (91, 3519880), (98, 3268460), (104, 3079895), (130, 2463916), (140, 2287922), (169, 1895320), (182, 1759940), (196, 1634230), (245, 1307384), (260, 1231958), (280, 1143961), (338, 947660), (364, 879970), (392, 817115), (455, 703976), (490, 653692), (520, 615979), (637, 502840), (676, 473830), (728, 439985), (845, 379064), (910, 351988), (967, 331240), (980, 326846), (1183, 270760), (1274, 251420), (1352, 236915), (1690, 189532), (1820, 175994), (1934, 165620), (1960, 163423), (2366, 135380), (2548, 125710), (3185, 100568), (3380, 94766), (3640, 87997), (3868, 82810), (4732, 67690), (4835, 66248), (5096, 62855), (5915, 54152), (6370, 50284), (6760, 47383), (6769, 47320), (7736, 41405), (8281, 38680), (9464, 33845), (9670, 33124), (11830, 27076), (12571, 25480), (12740, 25142), (13538, 23660), (16562, 19340)]