30870540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:192

約数の個数: 144

約数和(自身を含む): 99066240

約数和(自身を除く): 68195700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 47, 60, 82, 89, 90, 94, 123, 141, 164, 178, 180, 188, 205, 235, 246, 267, 282, 356, 369, 410, 423, 445, 470, 492, 534, 564, 615, 705, 738, 801, 820, 846, 890, 940, 1068, 1230, 1335, 1410, 1476, 1602, 1692, 1780, 1845, 1927, 2115, 2460, 2670, 2820, 3204, 3649, 3690, 3854, 4005, 4183, 4230, 5340, 5781, 7298, 7380, 7708, 8010, 8366, 8460, 9635, 10947, 11562, 12549, 14596, 16020, 16732, 17343, 18245, 19270, 20915, 21894, 23124, 25098, 28905, 32841, 34686, 36490, 37647, 38540, 41830, 43788, 50196, 54735, 57810, 62745, 65682, 69372, 72980, 75294, 83660, 86715, 109470, 115620, 125490, 131364, 150588, 164205, 171503, 173430, 188235, 218940, 250980, 328410, 343006, 346860, 376470, 514509, 656820, 686012, 752940, 857515, 1029018, 1543527, 1715030, 2058036, 2572545, 3087054, 3430060, 5145090, 6174108, 7717635, 10290180, 15435270, 30870540]

約数ペア:

[(1, 30870540), (2, 15435270), (3, 10290180), (4, 7717635), (5, 6174108), (6, 5145090), (9, 3430060), (10, 3087054), (12, 2572545), (15, 2058036), (18, 1715030), (20, 1543527), (30, 1029018), (36, 857515), (41, 752940), (45, 686012), (47, 656820), (60, 514509), (82, 376470), (89, 346860), (90, 343006), (94, 328410), (123, 250980), (141, 218940), (164, 188235), (178, 173430), (180, 171503), (188, 164205), (205, 150588), (235, 131364), (246, 125490), (267, 115620), (282, 109470), (356, 86715), (369, 83660), (410, 75294), (423, 72980), (445, 69372), (470, 65682), (492, 62745), (534, 57810), (564, 54735), (615, 50196), (705, 43788), (738, 41830), (801, 38540), (820, 37647), (846, 36490), (890, 34686), (940, 32841), (1068, 28905), (1230, 25098), (1335, 23124), (1410, 21894), (1476, 20915), (1602, 19270), (1692, 18245), (1780, 17343), (1845, 16732), (1927, 16020), (2115, 14596), (2460, 12549), (2670, 11562), (2820, 10947), (3204, 9635), (3649, 8460), (3690, 8366), (3854, 8010), (4005, 7708), (4183, 7380), (4230, 7298), (5340, 5781)]