4500180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1087}}^1$

素因数の和:1125

約数の個数: 72

約数和(自身を含む): 14257152

約数和(自身を除く): 9756972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1087, 1380, 2070, 2174, 3261, 4140, 4348, 5435, 6522, 9783, 10870, 13044, 16305, 19566, 21740, 25001, 32610, 39132, 48915, 50002, 65220, 75003, 97830, 100004, 125005, 150006, 195660, 225009, 250010, 300012, 375015, 450018, 500020, 750030, 900036, 1125045, 1500060, 2250090, 4500180]

約数ペア:

[(1, 4500180), (2, 2250090), (3, 1500060), (4, 1125045), (5, 900036), (6, 750030), (9, 500020), (10, 450018), (12, 375015), (15, 300012), (18, 250010), (20, 225009), (23, 195660), (30, 150006), (36, 125005), (45, 100004), (46, 97830), (60, 75003), (69, 65220), (90, 50002), (92, 48915), (115, 39132), (138, 32610), (180, 25001), (207, 21740), (230, 19566), (276, 16305), (345, 13044), (414, 10870), (460, 9783), (690, 6522), (828, 5435), (1035, 4348), (1087, 4140), (1380, 3261), (2070, 2174)]