18990193650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1223}}^1\times {\mathrm{1697}}^1$

素因数の和:2996

約数の個数: 96

約数和(自身を含む): 47935110528

約数和(自身を除く): 28944916878

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 61, 75, 122, 150, 183, 305, 366, 610, 915, 1223, 1525, 1697, 1830, 2446, 3050, 3394, 3669, 4575, 5091, 6115, 7338, 8485, 9150, 10182, 12230, 16970, 18345, 25455, 30575, 36690, 42425, 50910, 61150, 74603, 84850, 91725, 103517, 127275, 149206, 183450, 207034, 223809, 254550, 310551, 373015, 447618, 517585, 621102, 746030, 1035170, 1119045, 1552755, 1865075, 2075431, 2238090, 2587925, 3105510, 3730150, 4150862, 5175850, 5595225, 6226293, 7763775, 10377155, 11190450, 12452586, 15527550, 20754310, 31131465, 51885775, 62262930, 103771550, 126601291, 155657325, 253202582, 311314650, 379803873, 633006455, 759607746, 1266012910, 1899019365, 3165032275, 3798038730, 6330064550, 9495096825, 18990193650]

約数ペア:

[(1, 18990193650), (2, 9495096825), (3, 6330064550), (5, 3798038730), (6, 3165032275), (10, 1899019365), (15, 1266012910), (25, 759607746), (30, 633006455), (50, 379803873), (61, 311314650), (75, 253202582), (122, 155657325), (150, 126601291), (183, 103771550), (305, 62262930), (366, 51885775), (610, 31131465), (915, 20754310), (1223, 15527550), (1525, 12452586), (1697, 11190450), (1830, 10377155), (2446, 7763775), (3050, 6226293), (3394, 5595225), (3669, 5175850), (4575, 4150862), (5091, 3730150), (6115, 3105510), (7338, 2587925), (8485, 2238090), (9150, 2075431), (10182, 1865075), (12230, 1552755), (16970, 1119045), (18345, 1035170), (25455, 746030), (30575, 621102), (36690, 517585), (42425, 447618), (50910, 373015), (61150, 310551), (74603, 254550), (84850, 223809), (91725, 207034), (103517, 183450), (127275, 149206)]