198983640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{947}}^1$

素因数の和:1081

約数の個数: 128

約数和(自身を含む): 638876160

約数和(自身を除く): 439892520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 103, 120, 136, 170, 204, 206, 255, 309, 340, 408, 412, 510, 515, 618, 680, 824, 947, 1020, 1030, 1236, 1545, 1751, 1894, 2040, 2060, 2472, 2841, 3090, 3502, 3788, 4120, 4735, 5253, 5682, 6180, 7004, 7576, 8755, 9470, 10506, 11364, 12360, 14008, 14205, 16099, 17510, 18940, 21012, 22728, 26265, 28410, 32198, 35020, 37880, 42024, 48297, 52530, 56820, 64396, 70040, 80495, 96594, 97541, 105060, 113640, 128792, 160990, 193188, 195082, 210120, 241485, 292623, 321980, 386376, 390164, 482970, 487705, 585246, 643960, 780328, 965940, 975410, 1170492, 1463115, 1658197, 1931880, 1950820, 2340984, 2926230, 3316394, 3901640, 4974591, 5852460, 6632788, 8290985, 9949182, 11704920, 13265576, 16581970, 19898364, 24872955, 33163940, 39796728, 49745910, 66327880, 99491820, 198983640]

約数ペア:

[(1, 198983640), (2, 99491820), (3, 66327880), (4, 49745910), (5, 39796728), (6, 33163940), (8, 24872955), (10, 19898364), (12, 16581970), (15, 13265576), (17, 11704920), (20, 9949182), (24, 8290985), (30, 6632788), (34, 5852460), (40, 4974591), (51, 3901640), (60, 3316394), (68, 2926230), (85, 2340984), (102, 1950820), (103, 1931880), (120, 1658197), (136, 1463115), (170, 1170492), (204, 975410), (206, 965940), (255, 780328), (309, 643960), (340, 585246), (408, 487705), (412, 482970), (510, 390164), (515, 386376), (618, 321980), (680, 292623), (824, 241485), (947, 210120), (1020, 195082), (1030, 193188), (1236, 160990), (1545, 128792), (1751, 113640), (1894, 105060), (2040, 97541), (2060, 96594), (2472, 80495), (2841, 70040), (3090, 64396), (3502, 56820), (3788, 52530), (4120, 48297), (4735, 42024), (5253, 37880), (5682, 35020), (6180, 32198), (7004, 28410), (7576, 26265), (8755, 22728), (9470, 21012), (10506, 18940), (11364, 17510), (12360, 16099), (14008, 14205)]