202161520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:263

約数の個数: 160

約数和(自身を含む): 549607680

約数和(自身を除く): 347446160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 107, 110, 113, 152, 176, 190, 209, 214, 220, 226, 304, 380, 418, 428, 440, 452, 535, 565, 760, 836, 856, 880, 904, 1045, 1070, 1130, 1177, 1243, 1520, 1672, 1712, 1808, 2033, 2090, 2140, 2147, 2260, 2354, 2486, 3344, 4066, 4180, 4280, 4294, 4520, 4708, 4972, 5885, 6215, 8132, 8360, 8560, 8588, 9040, 9416, 9944, 10165, 10735, 11770, 12091, 12430, 16264, 16720, 17176, 18832, 19888, 20330, 21470, 22363, 23540, 23617, 24182, 24860, 32528, 34352, 40660, 42940, 44726, 47080, 47234, 48364, 49720, 60455, 81320, 85880, 89452, 94160, 94468, 96728, 99440, 111815, 118085, 120910, 133001, 162640, 171760, 178904, 188936, 193456, 223630, 229729, 236170, 241820, 266002, 357808, 377872, 447260, 459458, 472340, 483640, 532004, 665005, 894520, 918916, 944680, 967280, 1064008, 1148645, 1330010, 1789040, 1837832, 1889360, 2128016, 2297290, 2527019, 2660020, 3675664, 4594580, 5054038, 5320040, 9189160, 10108076, 10640080, 12635095, 18378320, 20216152, 25270190, 40432304, 50540380, 101080760, 202161520]

約数ペア:

[(1, 202161520), (2, 101080760), (4, 50540380), (5, 40432304), (8, 25270190), (10, 20216152), (11, 18378320), (16, 12635095), (19, 10640080), (20, 10108076), (22, 9189160), (38, 5320040), (40, 5054038), (44, 4594580), (55, 3675664), (76, 2660020), (80, 2527019), (88, 2297290), (95, 2128016), (107, 1889360), (110, 1837832), (113, 1789040), (152, 1330010), (176, 1148645), (190, 1064008), (209, 967280), (214, 944680), (220, 918916), (226, 894520), (304, 665005), (380, 532004), (418, 483640), (428, 472340), (440, 459458), (452, 447260), (535, 377872), (565, 357808), (760, 266002), (836, 241820), (856, 236170), (880, 229729), (904, 223630), (1045, 193456), (1070, 188936), (1130, 178904), (1177, 171760), (1243, 162640), (1520, 133001), (1672, 120910), (1712, 118085), (1808, 111815), (2033, 99440), (2090, 96728), (2140, 94468), (2147, 94160), (2260, 89452), (2354, 85880), (2486, 81320), (3344, 60455), (4066, 49720), (4180, 48364), (4280, 47234), (4294, 47080), (4520, 44726), (4708, 42940), (4972, 40660), (5885, 34352), (6215, 32528), (8132, 24860), (8360, 24182), (8560, 23617), (8588, 23540), (9040, 22363), (9416, 21470), (9944, 20330), (10165, 19888), (10735, 18832), (11770, 17176), (12091, 16720), (12430, 16264)]