31392180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 102473280

約数和(自身を除く): 71081100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 67, 76, 90, 95, 114, 134, 137, 171, 180, 190, 201, 228, 268, 274, 285, 335, 342, 380, 402, 411, 548, 570, 603, 670, 684, 685, 804, 822, 855, 1005, 1140, 1206, 1233, 1273, 1340, 1370, 1644, 1710, 2010, 2055, 2412, 2466, 2546, 2603, 2740, 3015, 3420, 3819, 4020, 4110, 4932, 5092, 5206, 6030, 6165, 6365, 7638, 7809, 8220, 9179, 10412, 11457, 12060, 12330, 12730, 13015, 15276, 15618, 18358, 19095, 22914, 23427, 24660, 25460, 26030, 27537, 31236, 36716, 38190, 39045, 45828, 45895, 46854, 52060, 55074, 57285, 76380, 78090, 82611, 91790, 93708, 110148, 114570, 117135, 137685, 156180, 165222, 174401, 183580, 229140, 234270, 275370, 330444, 348802, 413055, 468540, 523203, 550740, 697604, 826110, 872005, 1046406, 1569609, 1652220, 1744010, 2092812, 2616015, 3139218, 3488020, 5232030, 6278436, 7848045, 10464060, 15696090, 31392180]

約数ペア:

[(1, 31392180), (2, 15696090), (3, 10464060), (4, 7848045), (5, 6278436), (6, 5232030), (9, 3488020), (10, 3139218), (12, 2616015), (15, 2092812), (18, 1744010), (19, 1652220), (20, 1569609), (30, 1046406), (36, 872005), (38, 826110), (45, 697604), (57, 550740), (60, 523203), (67, 468540), (76, 413055), (90, 348802), (95, 330444), (114, 275370), (134, 234270), (137, 229140), (171, 183580), (180, 174401), (190, 165222), (201, 156180), (228, 137685), (268, 117135), (274, 114570), (285, 110148), (335, 93708), (342, 91790), (380, 82611), (402, 78090), (411, 76380), (548, 57285), (570, 55074), (603, 52060), (670, 46854), (684, 45895), (685, 45828), (804, 39045), (822, 38190), (855, 36716), (1005, 31236), (1140, 27537), (1206, 26030), (1233, 25460), (1273, 24660), (1340, 23427), (1370, 22914), (1644, 19095), (1710, 18358), (2010, 15618), (2055, 15276), (2412, 13015), (2466, 12730), (2546, 12330), (2603, 12060), (2740, 11457), (3015, 10412), (3420, 9179), (3819, 8220), (4020, 7809), (4110, 7638), (4932, 6365), (5092, 6165), (5206, 6030)]