18735900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{173}}^1$

素因数の和:228

約数の個数: 108

約数和(自身を含む): 57543192

約数和(自身を除く): 38807292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 150, 173, 190, 228, 285, 300, 346, 361, 380, 475, 519, 570, 692, 722, 865, 950, 1038, 1083, 1140, 1425, 1444, 1730, 1805, 1900, 2076, 2166, 2595, 2850, 3287, 3460, 3610, 4325, 4332, 5190, 5415, 5700, 6574, 7220, 8650, 9025, 9861, 10380, 10830, 12975, 13148, 16435, 17300, 18050, 19722, 21660, 25950, 27075, 32870, 36100, 39444, 49305, 51900, 54150, 62453, 65740, 82175, 98610, 108300, 124906, 164350, 187359, 197220, 246525, 249812, 312265, 328700, 374718, 493050, 624530, 749436, 936795, 986100, 1249060, 1561325, 1873590, 3122650, 3747180, 4683975, 6245300, 9367950, 18735900]

約数ペア:

[(1, 18735900), (2, 9367950), (3, 6245300), (4, 4683975), (5, 3747180), (6, 3122650), (10, 1873590), (12, 1561325), (15, 1249060), (19, 986100), (20, 936795), (25, 749436), (30, 624530), (38, 493050), (50, 374718), (57, 328700), (60, 312265), (75, 249812), (76, 246525), (95, 197220), (100, 187359), (114, 164350), (150, 124906), (173, 108300), (190, 98610), (228, 82175), (285, 65740), (300, 62453), (346, 54150), (361, 51900), (380, 49305), (475, 39444), (519, 36100), (570, 32870), (692, 27075), (722, 25950), (865, 21660), (950, 19722), (1038, 18050), (1083, 17300), (1140, 16435), (1425, 13148), (1444, 12975), (1730, 10830), (1805, 10380), (1900, 9861), (2076, 9025), (2166, 8650), (2595, 7220), (2850, 6574), (3287, 5700), (3460, 5415), (3610, 5190), (4325, 4332)]