79998360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2699}}^1$

素因数の和:2745

約数の個数: 128

約数和(自身を含む): 272160000

約数和(自身を除く): 192161640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2699, 2964, 3705, 4940, 5398, 5928, 7410, 8097, 9880, 10796, 13495, 14820, 16194, 21592, 26990, 29640, 32388, 35087, 40485, 51281, 53980, 64776, 70174, 80970, 102562, 105261, 107960, 140348, 153843, 161940, 175435, 205124, 210522, 256405, 280696, 307686, 323880, 350870, 410248, 421044, 512810, 526305, 615372, 666653, 701740, 769215, 842088, 1025620, 1052610, 1230744, 1333306, 1403480, 1538430, 1999959, 2051240, 2105220, 2666612, 3076860, 3333265, 3999918, 4210440, 5333224, 6153720, 6666530, 7999836, 9999795, 13333060, 15999672, 19999590, 26666120, 39999180, 79998360]

約数ペア:

[(1, 79998360), (2, 39999180), (3, 26666120), (4, 19999590), (5, 15999672), (6, 13333060), (8, 9999795), (10, 7999836), (12, 6666530), (13, 6153720), (15, 5333224), (19, 4210440), (20, 3999918), (24, 3333265), (26, 3076860), (30, 2666612), (38, 2105220), (39, 2051240), (40, 1999959), (52, 1538430), (57, 1403480), (60, 1333306), (65, 1230744), (76, 1052610), (78, 1025620), (95, 842088), (104, 769215), (114, 701740), (120, 666653), (130, 615372), (152, 526305), (156, 512810), (190, 421044), (195, 410248), (228, 350870), (247, 323880), (260, 307686), (285, 280696), (312, 256405), (380, 210522), (390, 205124), (456, 175435), (494, 161940), (520, 153843), (570, 140348), (741, 107960), (760, 105261), (780, 102562), (988, 80970), (1140, 70174), (1235, 64776), (1482, 53980), (1560, 51281), (1976, 40485), (2280, 35087), (2470, 32388), (2699, 29640), (2964, 26990), (3705, 21592), (4940, 16194), (5398, 14820), (5928, 13495), (7410, 10796), (8097, 9880)]