442980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 1415232

約数和(自身を除く): 972252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 107, 115, 138, 180, 207, 214, 230, 276, 321, 345, 414, 428, 460, 535, 642, 690, 828, 963, 1035, 1070, 1284, 1380, 1605, 1926, 2070, 2140, 2461, 3210, 3852, 4140, 4815, 4922, 6420, 7383, 9630, 9844, 12305, 14766, 19260, 22149, 24610, 29532, 36915, 44298, 49220, 73830, 88596, 110745, 147660, 221490, 442980]

約数ペア:

[(1, 442980), (2, 221490), (3, 147660), (4, 110745), (5, 88596), (6, 73830), (9, 49220), (10, 44298), (12, 36915), (15, 29532), (18, 24610), (20, 22149), (23, 19260), (30, 14766), (36, 12305), (45, 9844), (46, 9630), (60, 7383), (69, 6420), (90, 4922), (92, 4815), (107, 4140), (115, 3852), (138, 3210), (180, 2461), (207, 2140), (214, 2070), (230, 1926), (276, 1605), (321, 1380), (345, 1284), (414, 1070), (428, 1035), (460, 963), (535, 828), (642, 690)]