20119786680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{683}}^1\times {\mathrm{35069}}^1$

素因数の和:35773

約数の個数: 128

約数和(自身を含む): 69085094400

約数和(自身を除く): 48965307720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 683, 840, 1366, 2049, 2732, 3415, 4098, 4781, 5464, 6830, 8196, 9562, 10245, 13660, 14343, 16392, 19124, 20490, 23905, 27320, 28686, 35069, 38248, 40980, 47810, 57372, 70138, 71715, 81960, 95620, 105207, 114744, 140276, 143430, 175345, 191240, 210414, 245483, 280552, 286860, 350690, 420828, 490966, 526035, 573720, 701380, 736449, 841656, 981932, 1052070, 1227415, 1402760, 1472898, 1963864, 2104140, 2454830, 2945796, 3682245, 4208280, 4909660, 5891592, 7364490, 9819320, 14728980, 23952127, 29457960, 47904254, 71856381, 95808508, 119760635, 143712762, 167664889, 191617016, 239521270, 287425524, 335329778, 359281905, 479042540, 502994667, 574851048, 670659556, 718563810, 838324445, 958085080, 1005989334, 1341319112, 1437127620, 1676648890, 2011978668, 2514973335, 2874255240, 3353297780, 4023957336, 5029946670, 6706595560, 10059893340, 20119786680]

約数ペア:

[(1, 20119786680), (2, 10059893340), (3, 6706595560), (4, 5029946670), (5, 4023957336), (6, 3353297780), (7, 2874255240), (8, 2514973335), (10, 2011978668), (12, 1676648890), (14, 1437127620), (15, 1341319112), (20, 1005989334), (21, 958085080), (24, 838324445), (28, 718563810), (30, 670659556), (35, 574851048), (40, 502994667), (42, 479042540), (56, 359281905), (60, 335329778), (70, 287425524), (84, 239521270), (105, 191617016), (120, 167664889), (140, 143712762), (168, 119760635), (210, 95808508), (280, 71856381), (420, 47904254), (683, 29457960), (840, 23952127), (1366, 14728980), (2049, 9819320), (2732, 7364490), (3415, 5891592), (4098, 4909660), (4781, 4208280), (5464, 3682245), (6830, 2945796), (8196, 2454830), (9562, 2104140), (10245, 1963864), (13660, 1472898), (14343, 1402760), (16392, 1227415), (19124, 1052070), (20490, 981932), (23905, 841656), (27320, 736449), (28686, 701380), (35069, 573720), (38248, 526035), (40980, 490966), (47810, 420828), (57372, 350690), (70138, 286860), (71715, 280552), (81960, 245483), (95620, 210414), (105207, 191240), (114744, 175345), (140276, 143430)]