90670720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{547}}^1$

素因数の和:610

約数の個数: 128

約数和(自身を含む): 254885760

約数和(自身を除く): 164215040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 128, 140, 148, 160, 185, 224, 259, 280, 296, 320, 370, 448, 518, 547, 560, 592, 640, 740, 896, 1036, 1094, 1120, 1184, 1295, 1480, 2072, 2188, 2240, 2368, 2590, 2735, 2960, 3829, 4144, 4376, 4480, 4736, 5180, 5470, 5920, 7658, 8288, 8752, 10360, 10940, 11840, 15316, 16576, 17504, 19145, 20239, 20720, 21880, 23680, 30632, 33152, 35008, 38290, 40478, 41440, 43760, 61264, 70016, 76580, 80956, 82880, 87520, 101195, 122528, 141673, 153160, 161912, 165760, 175040, 202390, 245056, 283346, 306320, 323824, 350080, 404780, 490112, 566692, 612640, 647648, 708365, 809560, 1133384, 1225280, 1295296, 1416730, 1619120, 2266768, 2450560, 2590592, 2833460, 3238240, 4533536, 5666920, 6476480, 9067072, 11333840, 12952960, 18134144, 22667680, 45335360, 90670720]

約数ペア:

[(1, 90670720), (2, 45335360), (4, 22667680), (5, 18134144), (7, 12952960), (8, 11333840), (10, 9067072), (14, 6476480), (16, 5666920), (20, 4533536), (28, 3238240), (32, 2833460), (35, 2590592), (37, 2450560), (40, 2266768), (56, 1619120), (64, 1416730), (70, 1295296), (74, 1225280), (80, 1133384), (112, 809560), (128, 708365), (140, 647648), (148, 612640), (160, 566692), (185, 490112), (224, 404780), (259, 350080), (280, 323824), (296, 306320), (320, 283346), (370, 245056), (448, 202390), (518, 175040), (547, 165760), (560, 161912), (592, 153160), (640, 141673), (740, 122528), (896, 101195), (1036, 87520), (1094, 82880), (1120, 80956), (1184, 76580), (1295, 70016), (1480, 61264), (2072, 43760), (2188, 41440), (2240, 40478), (2368, 38290), (2590, 35008), (2735, 33152), (2960, 30632), (3829, 23680), (4144, 21880), (4376, 20720), (4480, 20239), (4736, 19145), (5180, 17504), (5470, 16576), (5920, 15316), (7658, 11840), (8288, 10940), (8752, 10360)]