64543440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:317

約数の個数: 160

約数和(自身を含む): 218486016

約数和(自身を除く): 153942576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 137, 151, 156, 195, 208, 240, 260, 274, 302, 312, 390, 411, 453, 520, 548, 604, 624, 685, 755, 780, 822, 906, 1040, 1096, 1208, 1370, 1510, 1560, 1644, 1781, 1812, 1963, 2055, 2192, 2265, 2416, 2740, 3020, 3120, 3288, 3562, 3624, 3926, 4110, 4530, 5343, 5480, 5889, 6040, 6576, 7124, 7248, 7852, 8220, 8905, 9060, 9815, 10686, 10960, 11778, 12080, 14248, 15704, 16440, 17810, 18120, 19630, 20687, 21372, 23556, 26715, 28496, 29445, 31408, 32880, 35620, 36240, 39260, 41374, 42744, 47112, 53430, 58890, 62061, 71240, 78520, 82748, 85488, 94224, 103435, 106860, 117780, 124122, 142480, 157040, 165496, 206870, 213720, 235560, 248244, 268931, 310305, 330992, 413740, 427440, 471120, 496488, 537862, 620610, 806793, 827480, 992976, 1075724, 1241220, 1344655, 1613586, 1654960, 2151448, 2482440, 2689310, 3227172, 4033965, 4302896, 4964880, 5378620, 6454344, 8067930, 10757240, 12908688, 16135860, 21514480, 32271720, 64543440]

約数ペア:

[(1, 64543440), (2, 32271720), (3, 21514480), (4, 16135860), (5, 12908688), (6, 10757240), (8, 8067930), (10, 6454344), (12, 5378620), (13, 4964880), (15, 4302896), (16, 4033965), (20, 3227172), (24, 2689310), (26, 2482440), (30, 2151448), (39, 1654960), (40, 1613586), (48, 1344655), (52, 1241220), (60, 1075724), (65, 992976), (78, 827480), (80, 806793), (104, 620610), (120, 537862), (130, 496488), (137, 471120), (151, 427440), (156, 413740), (195, 330992), (208, 310305), (240, 268931), (260, 248244), (274, 235560), (302, 213720), (312, 206870), (390, 165496), (411, 157040), (453, 142480), (520, 124122), (548, 117780), (604, 106860), (624, 103435), (685, 94224), (755, 85488), (780, 82748), (822, 78520), (906, 71240), (1040, 62061), (1096, 58890), (1208, 53430), (1370, 47112), (1510, 42744), (1560, 41374), (1644, 39260), (1781, 36240), (1812, 35620), (1963, 32880), (2055, 31408), (2192, 29445), (2265, 28496), (2416, 26715), (2740, 23556), (3020, 21372), (3120, 20687), (3288, 19630), (3562, 18120), (3624, 17810), (3926, 16440), (4110, 15704), (4530, 14248), (5343, 12080), (5480, 11778), (5889, 10960), (6040, 10686), (6576, 9815), (7124, 9060), (7248, 8905), (7852, 8220)]