731951820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{214021}}^1$

素因数の和:214055

約数の個数: 72

約数和(自身を含む): 2337120240

約数和(自身を除く): 1605168420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 214021, 428042, 642063, 856084, 1070105, 1284126, 1926189, 2140210, 2568252, 3210315, 3852378, 4066399, 4280420, 6420630, 7704756, 8132798, 9630945, 12199197, 12841260, 16265596, 19261890, 20331995, 24398394, 36597591, 38523780, 40663990, 48796788, 60995985, 73195182, 81327980, 121991970, 146390364, 182987955, 243983940, 365975910, 731951820]

約数ペア:

[(1, 731951820), (2, 365975910), (3, 243983940), (4, 182987955), (5, 146390364), (6, 121991970), (9, 81327980), (10, 73195182), (12, 60995985), (15, 48796788), (18, 40663990), (19, 38523780), (20, 36597591), (30, 24398394), (36, 20331995), (38, 19261890), (45, 16265596), (57, 12841260), (60, 12199197), (76, 9630945), (90, 8132798), (95, 7704756), (114, 6420630), (171, 4280420), (180, 4066399), (190, 3852378), (228, 3210315), (285, 2568252), (342, 2140210), (380, 1926189), (570, 1284126), (684, 1070105), (855, 856084), (1140, 642063), (1710, 428042), (3420, 214021)]