31366980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2003}}^1$

素因数の和:2050

約数の個数: 96

約数和(自身を含む): 101001600

約数和(自身を除く): 69634620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 87, 90, 108, 116, 135, 145, 174, 180, 261, 270, 290, 348, 435, 522, 540, 580, 783, 870, 1044, 1305, 1566, 1740, 2003, 2610, 3132, 3915, 4006, 5220, 6009, 7830, 8012, 10015, 12018, 15660, 18027, 20030, 24036, 30045, 36054, 40060, 54081, 58087, 60090, 72108, 90135, 108162, 116174, 120180, 174261, 180270, 216324, 232348, 270405, 290435, 348522, 360540, 522783, 540810, 580870, 697044, 871305, 1045566, 1081620, 1161740, 1568349, 1742610, 2091132, 2613915, 3136698, 3485220, 5227830, 6273396, 7841745, 10455660, 15683490, 31366980]

約数ペア:

[(1, 31366980), (2, 15683490), (3, 10455660), (4, 7841745), (5, 6273396), (6, 5227830), (9, 3485220), (10, 3136698), (12, 2613915), (15, 2091132), (18, 1742610), (20, 1568349), (27, 1161740), (29, 1081620), (30, 1045566), (36, 871305), (45, 697044), (54, 580870), (58, 540810), (60, 522783), (87, 360540), (90, 348522), (108, 290435), (116, 270405), (135, 232348), (145, 216324), (174, 180270), (180, 174261), (261, 120180), (270, 116174), (290, 108162), (348, 90135), (435, 72108), (522, 60090), (540, 58087), (580, 54081), (783, 40060), (870, 36054), (1044, 30045), (1305, 24036), (1566, 20030), (1740, 18027), (2003, 15660), (2610, 12018), (3132, 10015), (3915, 8012), (4006, 7830), (5220, 6009)]