220154850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:369

約数の個数: 144

約数和(自身を含む): 626745600

約数和(自身を除く): 406590750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 45, 46, 50, 69, 75, 89, 90, 115, 138, 150, 178, 207, 225, 230, 239, 267, 345, 414, 445, 450, 478, 534, 575, 690, 717, 801, 890, 1035, 1150, 1195, 1335, 1434, 1602, 1725, 2047, 2070, 2151, 2225, 2390, 2670, 3450, 3585, 4005, 4094, 4302, 4450, 5175, 5497, 5975, 6141, 6675, 7170, 8010, 10235, 10350, 10755, 10994, 11950, 12282, 13350, 16491, 17925, 18423, 20025, 20470, 21271, 21510, 27485, 30705, 32982, 35850, 36846, 40050, 42542, 49473, 51175, 53775, 54970, 61410, 63813, 82455, 92115, 98946, 102350, 106355, 107550, 127626, 137425, 153525, 164910, 184230, 191439, 212710, 247365, 274850, 307050, 319065, 382878, 412275, 460575, 489233, 494730, 531775, 638130, 824550, 921150, 957195, 978466, 1063550, 1236825, 1467699, 1595325, 1914390, 2446165, 2473650, 2935398, 3190650, 4403097, 4785975, 4892330, 7338495, 8806194, 9571950, 12230825, 14676990, 22015485, 24461650, 36692475, 44030970, 73384950, 110077425, 220154850]

約数ペア:

[(1, 220154850), (2, 110077425), (3, 73384950), (5, 44030970), (6, 36692475), (9, 24461650), (10, 22015485), (15, 14676990), (18, 12230825), (23, 9571950), (25, 8806194), (30, 7338495), (45, 4892330), (46, 4785975), (50, 4403097), (69, 3190650), (75, 2935398), (89, 2473650), (90, 2446165), (115, 1914390), (138, 1595325), (150, 1467699), (178, 1236825), (207, 1063550), (225, 978466), (230, 957195), (239, 921150), (267, 824550), (345, 638130), (414, 531775), (445, 494730), (450, 489233), (478, 460575), (534, 412275), (575, 382878), (690, 319065), (717, 307050), (801, 274850), (890, 247365), (1035, 212710), (1150, 191439), (1195, 184230), (1335, 164910), (1434, 153525), (1602, 137425), (1725, 127626), (2047, 107550), (2070, 106355), (2151, 102350), (2225, 98946), (2390, 92115), (2670, 82455), (3450, 63813), (3585, 61410), (4005, 54970), (4094, 53775), (4302, 51175), (4450, 49473), (5175, 42542), (5497, 40050), (5975, 36846), (6141, 35850), (6675, 32982), (7170, 30705), (8010, 27485), (10235, 21510), (10350, 21271), (10755, 20470), (10994, 20025), (11950, 18423), (12282, 17925), (13350, 16491)]