201672180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{124489}}^1$

素因数の和:124510

約数の個数: 60

約数和(自身を含む): 632658180

約数和(自身を除く): 430986000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 124489, 248978, 373467, 497956, 622445, 746934, 1120401, 1244890, 1493868, 1867335, 2240802, 2489780, 3361203, 3734670, 4481604, 5602005, 6722406, 7469340, 10083609, 11204010, 13444812, 16806015, 20167218, 22408020, 33612030, 40334436, 50418045, 67224060, 100836090, 201672180]

約数ペア:

[(1, 201672180), (2, 100836090), (3, 67224060), (4, 50418045), (5, 40334436), (6, 33612030), (9, 22408020), (10, 20167218), (12, 16806015), (15, 13444812), (18, 11204010), (20, 10083609), (27, 7469340), (30, 6722406), (36, 5602005), (45, 4481604), (54, 3734670), (60, 3361203), (81, 2489780), (90, 2240802), (108, 1867335), (135, 1493868), (162, 1244890), (180, 1120401), (270, 746934), (324, 622445), (405, 497956), (540, 373467), (810, 248978), (1620, 124489)]