1553940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:201

約数の個数: 72

約数和(自身を含む): 4815720

約数和(自身を除く): 3261780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 97, 178, 180, 194, 267, 291, 356, 388, 445, 485, 534, 582, 801, 873, 890, 970, 1068, 1164, 1335, 1455, 1602, 1746, 1780, 1940, 2670, 2910, 3204, 3492, 4005, 4365, 5340, 5820, 8010, 8633, 8730, 16020, 17266, 17460, 25899, 34532, 43165, 51798, 77697, 86330, 103596, 129495, 155394, 172660, 258990, 310788, 388485, 517980, 776970, 1553940]

約数ペア:

[(1, 1553940), (2, 776970), (3, 517980), (4, 388485), (5, 310788), (6, 258990), (9, 172660), (10, 155394), (12, 129495), (15, 103596), (18, 86330), (20, 77697), (30, 51798), (36, 43165), (45, 34532), (60, 25899), (89, 17460), (90, 17266), (97, 16020), (178, 8730), (180, 8633), (194, 8010), (267, 5820), (291, 5340), (356, 4365), (388, 4005), (445, 3492), (485, 3204), (534, 2910), (582, 2670), (801, 1940), (873, 1780), (890, 1746), (970, 1602), (1068, 1455), (1164, 1335)]