72671480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:213

約数の個数: 128

約数和(自身を含む): 195955200

約数和(自身を除く): 123283720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 59, 70, 83, 106, 118, 140, 166, 212, 236, 265, 280, 295, 332, 371, 413, 415, 424, 472, 530, 581, 590, 664, 742, 826, 830, 1060, 1162, 1180, 1484, 1652, 1660, 1855, 2065, 2120, 2324, 2360, 2905, 2968, 3127, 3304, 3320, 3710, 4130, 4399, 4648, 4897, 5810, 6254, 7420, 8260, 8798, 9794, 11620, 12508, 14840, 15635, 16520, 17596, 19588, 21889, 21995, 23240, 24485, 25016, 30793, 31270, 34279, 35192, 39176, 43778, 43990, 48970, 61586, 62540, 68558, 87556, 87980, 97940, 109445, 123172, 125080, 137116, 153965, 171395, 175112, 175960, 195880, 218890, 246344, 259541, 274232, 307930, 342790, 437780, 519082, 615860, 685580, 875560, 1038164, 1231720, 1297705, 1371160, 1816787, 2076328, 2595410, 3633574, 5190820, 7267148, 9083935, 10381640, 14534296, 18167870, 36335740, 72671480]

約数ペア:

[(1, 72671480), (2, 36335740), (4, 18167870), (5, 14534296), (7, 10381640), (8, 9083935), (10, 7267148), (14, 5190820), (20, 3633574), (28, 2595410), (35, 2076328), (40, 1816787), (53, 1371160), (56, 1297705), (59, 1231720), (70, 1038164), (83, 875560), (106, 685580), (118, 615860), (140, 519082), (166, 437780), (212, 342790), (236, 307930), (265, 274232), (280, 259541), (295, 246344), (332, 218890), (371, 195880), (413, 175960), (415, 175112), (424, 171395), (472, 153965), (530, 137116), (581, 125080), (590, 123172), (664, 109445), (742, 97940), (826, 87980), (830, 87556), (1060, 68558), (1162, 62540), (1180, 61586), (1484, 48970), (1652, 43990), (1660, 43778), (1855, 39176), (2065, 35192), (2120, 34279), (2324, 31270), (2360, 30793), (2905, 25016), (2968, 24485), (3127, 23240), (3304, 21995), (3320, 21889), (3710, 19588), (4130, 17596), (4399, 16520), (4648, 15635), (4897, 14840), (5810, 12508), (6254, 11620), (7420, 9794), (8260, 8798)]