40272960

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1$

素因数の和:501

約数の個数: 224

約数和(自身を含む): 157715712

約数和(自身を除く): 117442752

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 390, 416, 420, 448, 455, 461, 480, 520, 546, 560, 624, 672, 728, 780, 832, 840, 910, 922, 960, 1040, 1092, 1120, 1248, 1344, 1365, 1383, 1456, 1560, 1680, 1820, 1844, 2080, 2184, 2240, 2305, 2496, 2730, 2766, 2912, 3120, 3227, 3360, 3640, 3688, 4160, 4368, 4610, 5460, 5532, 5824, 5993, 6240, 6454, 6720, 6915, 7280, 7376, 8736, 9220, 9681, 10920, 11064, 11986, 12480, 12908, 13830, 14560, 14752, 16135, 17472, 17979, 18440, 19362, 21840, 22128, 23972, 25816, 27660, 29120, 29504, 29965, 32270, 35958, 36880, 38724, 41951, 43680, 44256, 47944, 48405, 51632, 55320, 59930, 64540, 71916, 73760, 77448, 83902, 87360, 88512, 89895, 95888, 96810, 103264, 110640, 119860, 125853, 129080, 143832, 147520, 154896, 167804, 179790, 191776, 193620, 206528, 209755, 221280, 239720, 251706, 258160, 287664, 309792, 335608, 359580, 383552, 387240, 419510, 442560, 479440, 503412, 516320, 575328, 619584, 629265, 671216, 719160, 774480, 839020, 958880, 1006824, 1032640, 1150656, 1258530, 1342432, 1438320, 1548960, 1678040, 1917760, 2013648, 2517060, 2684864, 2876640, 3097920, 3356080, 4027296, 5034120, 5753280, 6712160, 8054592, 10068240, 13424320, 20136480, 40272960]

約数ペア:

[(1, 40272960), (2, 20136480), (3, 13424320), (4, 10068240), (5, 8054592), (6, 6712160), (7, 5753280), (8, 5034120), (10, 4027296), (12, 3356080), (13, 3097920), (14, 2876640), (15, 2684864), (16, 2517060), (20, 2013648), (21, 1917760), (24, 1678040), (26, 1548960), (28, 1438320), (30, 1342432), (32, 1258530), (35, 1150656), (39, 1032640), (40, 1006824), (42, 958880), (48, 839020), (52, 774480), (56, 719160), (60, 671216), (64, 629265), (65, 619584), (70, 575328), (78, 516320), (80, 503412), (84, 479440), (91, 442560), (96, 419510), (104, 387240), (105, 383552), (112, 359580), (120, 335608), (130, 309792), (140, 287664), (156, 258160), (160, 251706), (168, 239720), (182, 221280), (192, 209755), (195, 206528), (208, 193620), (210, 191776), (224, 179790), (240, 167804), (260, 154896), (273, 147520), (280, 143832), (312, 129080), (320, 125853), (336, 119860), (364, 110640), (390, 103264), (416, 96810), (420, 95888), (448, 89895), (455, 88512), (461, 87360), (480, 83902), (520, 77448), (546, 73760), (560, 71916), (624, 64540), (672, 59930), (728, 55320), (780, 51632), (832, 48405), (840, 47944), (910, 44256), (922, 43680), (960, 41951), (1040, 38724), (1092, 36880), (1120, 35958), (1248, 32270), (1344, 29965), (1365, 29504), (1383, 29120), (1456, 27660), (1560, 25816), (1680, 23972), (1820, 22128), (1844, 21840), (2080, 19362), (2184, 18440), (2240, 17979), (2305, 17472), (2496, 16135), (2730, 14752), (2766, 14560), (2912, 13830), (3120, 12908), (3227, 12480), (3360, 11986), (3640, 11064), (3688, 10920), (4160, 9681), (4368, 9220), (4610, 8736), (5460, 7376), (5532, 7280), (5824, 6915), (5993, 6720), (6240, 6454)]