815185280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13997}}^1$

素因数の和:14036

約数の個数: 128

約数和(自身を含む): 2398697280

約数和(自身を除く): 1583512000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1456, 1664, 1820, 2080, 2240, 2912, 3640, 4160, 4480, 5824, 7280, 8320, 11648, 13997, 14560, 27994, 29120, 55988, 58240, 69985, 97979, 111976, 139970, 181961, 195958, 223952, 279940, 363922, 391916, 447904, 489895, 559880, 727844, 783832, 895808, 909805, 979790, 1119760, 1273727, 1455688, 1567664, 1791616, 1819610, 1959580, 2239520, 2547454, 2911376, 3135328, 3639220, 3919160, 4479040, 5094908, 5822752, 6270656, 6368635, 7278440, 7838320, 8958080, 10189816, 11645504, 12541312, 12737270, 14556880, 15676640, 20379632, 23291008, 25474540, 29113760, 31353280, 40759264, 50949080, 58227520, 62706560, 81518528, 101898160, 116455040, 163037056, 203796320, 407592640, 815185280]

約数ペア:

[(1, 815185280), (2, 407592640), (4, 203796320), (5, 163037056), (7, 116455040), (8, 101898160), (10, 81518528), (13, 62706560), (14, 58227520), (16, 50949080), (20, 40759264), (26, 31353280), (28, 29113760), (32, 25474540), (35, 23291008), (40, 20379632), (52, 15676640), (56, 14556880), (64, 12737270), (65, 12541312), (70, 11645504), (80, 10189816), (91, 8958080), (104, 7838320), (112, 7278440), (128, 6368635), (130, 6270656), (140, 5822752), (160, 5094908), (182, 4479040), (208, 3919160), (224, 3639220), (260, 3135328), (280, 2911376), (320, 2547454), (364, 2239520), (416, 1959580), (448, 1819610), (455, 1791616), (520, 1567664), (560, 1455688), (640, 1273727), (728, 1119760), (832, 979790), (896, 909805), (910, 895808), (1040, 783832), (1120, 727844), (1456, 559880), (1664, 489895), (1820, 447904), (2080, 391916), (2240, 363922), (2912, 279940), (3640, 223952), (4160, 195958), (4480, 181961), (5824, 139970), (7280, 111976), (8320, 97979), (11648, 69985), (13997, 58240), (14560, 55988), (27994, 29120)]