18346020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2$

素因数の和:79

約数の個数: 216

約数和(自身を含む): 68104512

約数和(自身を除く): 49758492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 42, 44, 55, 57, 60, 66, 70, 76, 77, 84, 95, 105, 110, 114, 121, 132, 133, 140, 154, 165, 190, 209, 210, 220, 228, 231, 242, 266, 285, 308, 330, 361, 363, 380, 385, 399, 418, 420, 462, 484, 532, 570, 605, 627, 660, 665, 722, 726, 770, 798, 836, 847, 924, 1045, 1083, 1140, 1155, 1210, 1254, 1330, 1444, 1452, 1463, 1540, 1596, 1694, 1805, 1815, 1995, 2090, 2166, 2299, 2310, 2420, 2508, 2527, 2541, 2660, 2926, 3135, 3388, 3610, 3630, 3971, 3990, 4180, 4235, 4332, 4389, 4598, 4620, 5054, 5082, 5415, 5852, 6270, 6897, 7220, 7260, 7315, 7581, 7942, 7980, 8470, 8778, 9196, 10108, 10164, 10830, 11495, 11913, 12540, 12635, 12705, 13794, 14630, 15162, 15884, 16093, 16940, 17556, 19855, 21660, 21945, 22990, 23826, 25270, 25410, 27588, 27797, 29260, 30324, 32186, 34485, 37905, 39710, 43681, 43890, 45980, 47652, 48279, 50540, 50820, 55594, 59565, 64372, 68970, 75810, 79420, 80465, 83391, 87362, 87780, 96558, 111188, 119130, 131043, 137940, 138985, 151620, 160930, 166782, 174724, 193116, 218405, 238260, 241395, 262086, 277970, 305767, 321860, 333564, 416955, 436810, 482790, 524172, 555940, 611534, 655215, 833910, 873620, 917301, 965580, 1223068, 1310430, 1528835, 1667820, 1834602, 2620860, 3057670, 3669204, 4586505, 6115340, 9173010, 18346020]

約数ペア:

[(1, 18346020), (2, 9173010), (3, 6115340), (4, 4586505), (5, 3669204), (6, 3057670), (7, 2620860), (10, 1834602), (11, 1667820), (12, 1528835), (14, 1310430), (15, 1223068), (19, 965580), (20, 917301), (21, 873620), (22, 833910), (28, 655215), (30, 611534), (33, 555940), (35, 524172), (38, 482790), (42, 436810), (44, 416955), (55, 333564), (57, 321860), (60, 305767), (66, 277970), (70, 262086), (76, 241395), (77, 238260), (84, 218405), (95, 193116), (105, 174724), (110, 166782), (114, 160930), (121, 151620), (132, 138985), (133, 137940), (140, 131043), (154, 119130), (165, 111188), (190, 96558), (209, 87780), (210, 87362), (220, 83391), (228, 80465), (231, 79420), (242, 75810), (266, 68970), (285, 64372), (308, 59565), (330, 55594), (361, 50820), (363, 50540), (380, 48279), (385, 47652), (399, 45980), (418, 43890), (420, 43681), (462, 39710), (484, 37905), (532, 34485), (570, 32186), (605, 30324), (627, 29260), (660, 27797), (665, 27588), (722, 25410), (726, 25270), (770, 23826), (798, 22990), (836, 21945), (847, 21660), (924, 19855), (1045, 17556), (1083, 16940), (1140, 16093), (1155, 15884), (1210, 15162), (1254, 14630), (1330, 13794), (1444, 12705), (1452, 12635), (1463, 12540), (1540, 11913), (1596, 11495), (1694, 10830), (1805, 10164), (1815, 10108), (1995, 9196), (2090, 8778), (2166, 8470), (2299, 7980), (2310, 7942), (2420, 7581), (2508, 7315), (2527, 7260), (2541, 7220), (2660, 6897), (2926, 6270), (3135, 5852), (3388, 5415), (3610, 5082), (3630, 5054), (3971, 4620), (3990, 4598), (4180, 4389), (4235, 4332)]