72388680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{947}}^1$

素因数の和:988

約数の個数: 192

約数和(自身を含む): 272341440

約数和(自身を除く): 199952760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 49, 52, 56, 60, 65, 70, 78, 84, 91, 98, 104, 105, 120, 130, 140, 147, 156, 168, 182, 195, 196, 210, 245, 260, 273, 280, 294, 312, 364, 390, 392, 420, 455, 490, 520, 546, 588, 637, 728, 735, 780, 840, 910, 947, 980, 1092, 1176, 1274, 1365, 1470, 1560, 1820, 1894, 1911, 1960, 2184, 2548, 2730, 2841, 2940, 3185, 3640, 3788, 3822, 4735, 5096, 5460, 5682, 5880, 6370, 6629, 7576, 7644, 9470, 9555, 10920, 11364, 12311, 12740, 13258, 14205, 15288, 18940, 19110, 19887, 22728, 24622, 25480, 26516, 28410, 33145, 36933, 37880, 38220, 39774, 46403, 49244, 53032, 56820, 61555, 66290, 73866, 76440, 79548, 86177, 92806, 98488, 99435, 113640, 123110, 132580, 139209, 147732, 159096, 172354, 184665, 185612, 198870, 232015, 246220, 258531, 265160, 278418, 295464, 344708, 369330, 371224, 397740, 430885, 464030, 492440, 517062, 556836, 603239, 689416, 696045, 738660, 795480, 861770, 928060, 1034124, 1113672, 1206478, 1292655, 1392090, 1477320, 1723540, 1809717, 1856120, 2068248, 2412956, 2585310, 2784180, 3016195, 3447080, 3619434, 4825912, 5170620, 5568360, 6032390, 7238868, 9048585, 10341240, 12064780, 14477736, 18097170, 24129560, 36194340, 72388680]

約数ペア:

[(1, 72388680), (2, 36194340), (3, 24129560), (4, 18097170), (5, 14477736), (6, 12064780), (7, 10341240), (8, 9048585), (10, 7238868), (12, 6032390), (13, 5568360), (14, 5170620), (15, 4825912), (20, 3619434), (21, 3447080), (24, 3016195), (26, 2784180), (28, 2585310), (30, 2412956), (35, 2068248), (39, 1856120), (40, 1809717), (42, 1723540), (49, 1477320), (52, 1392090), (56, 1292655), (60, 1206478), (65, 1113672), (70, 1034124), (78, 928060), (84, 861770), (91, 795480), (98, 738660), (104, 696045), (105, 689416), (120, 603239), (130, 556836), (140, 517062), (147, 492440), (156, 464030), (168, 430885), (182, 397740), (195, 371224), (196, 369330), (210, 344708), (245, 295464), (260, 278418), (273, 265160), (280, 258531), (294, 246220), (312, 232015), (364, 198870), (390, 185612), (392, 184665), (420, 172354), (455, 159096), (490, 147732), (520, 139209), (546, 132580), (588, 123110), (637, 113640), (728, 99435), (735, 98488), (780, 92806), (840, 86177), (910, 79548), (947, 76440), (980, 73866), (1092, 66290), (1176, 61555), (1274, 56820), (1365, 53032), (1470, 49244), (1560, 46403), (1820, 39774), (1894, 38220), (1911, 37880), (1960, 36933), (2184, 33145), (2548, 28410), (2730, 26516), (2841, 25480), (2940, 24622), (3185, 22728), (3640, 19887), (3788, 19110), (3822, 18940), (4735, 15288), (5096, 14205), (5460, 13258), (5682, 12740), (5880, 12311), (6370, 11364), (6629, 10920), (7576, 9555), (7644, 9470)]