318781260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{769}}^1$

素因数の和:845

約数の個数: 216

約数和(自身を含む): 1150269120

約数和(自身を除く): 831487860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 49, 60, 63, 70, 84, 90, 94, 98, 105, 126, 140, 141, 147, 180, 188, 196, 210, 235, 245, 252, 282, 294, 315, 329, 420, 423, 441, 470, 490, 564, 588, 630, 658, 705, 735, 769, 846, 882, 940, 980, 987, 1260, 1316, 1410, 1470, 1538, 1645, 1692, 1764, 1974, 2115, 2205, 2303, 2307, 2820, 2940, 2961, 3076, 3290, 3845, 3948, 4230, 4410, 4606, 4614, 4935, 5383, 5922, 6580, 6909, 6921, 7690, 8460, 8820, 9212, 9228, 9870, 10766, 11515, 11535, 11844, 13818, 13842, 14805, 15380, 16149, 19740, 20727, 21532, 23030, 23070, 26915, 27636, 27684, 29610, 32298, 34545, 34605, 36143, 37681, 41454, 46060, 46140, 48447, 53830, 59220, 64596, 69090, 69210, 72286, 75362, 80745, 82908, 96894, 103635, 107660, 108429, 113043, 138180, 138420, 144572, 150724, 161490, 180715, 188405, 193788, 207270, 216858, 226086, 242235, 253001, 322980, 325287, 339129, 361430, 376810, 414540, 433716, 452172, 484470, 506002, 542145, 565215, 650574, 678258, 722860, 753620, 759003, 968940, 1012004, 1084290, 1130430, 1265005, 1301148, 1356516, 1518006, 1626435, 1695645, 1771007, 2168580, 2260860, 2277009, 2530010, 3036012, 3252870, 3391290, 3542014, 3795015, 4554018, 5060020, 5313021, 6505740, 6782580, 7084028, 7590030, 8855035, 9108036, 10626042, 11385045, 15180060, 15939063, 17710070, 21252084, 22770090, 26565105, 31878126, 35420140, 45540180, 53130210, 63756252, 79695315, 106260420, 159390630, 318781260]

約数ペア:

[(1, 318781260), (2, 159390630), (3, 106260420), (4, 79695315), (5, 63756252), (6, 53130210), (7, 45540180), (9, 35420140), (10, 31878126), (12, 26565105), (14, 22770090), (15, 21252084), (18, 17710070), (20, 15939063), (21, 15180060), (28, 11385045), (30, 10626042), (35, 9108036), (36, 8855035), (42, 7590030), (45, 7084028), (47, 6782580), (49, 6505740), (60, 5313021), (63, 5060020), (70, 4554018), (84, 3795015), (90, 3542014), (94, 3391290), (98, 3252870), (105, 3036012), (126, 2530010), (140, 2277009), (141, 2260860), (147, 2168580), (180, 1771007), (188, 1695645), (196, 1626435), (210, 1518006), (235, 1356516), (245, 1301148), (252, 1265005), (282, 1130430), (294, 1084290), (315, 1012004), (329, 968940), (420, 759003), (423, 753620), (441, 722860), (470, 678258), (490, 650574), (564, 565215), (588, 542145), (630, 506002), (658, 484470), (705, 452172), (735, 433716), (769, 414540), (846, 376810), (882, 361430), (940, 339129), (980, 325287), (987, 322980), (1260, 253001), (1316, 242235), (1410, 226086), (1470, 216858), (1538, 207270), (1645, 193788), (1692, 188405), (1764, 180715), (1974, 161490), (2115, 150724), (2205, 144572), (2303, 138420), (2307, 138180), (2820, 113043), (2940, 108429), (2961, 107660), (3076, 103635), (3290, 96894), (3845, 82908), (3948, 80745), (4230, 75362), (4410, 72286), (4606, 69210), (4614, 69090), (4935, 64596), (5383, 59220), (5922, 53830), (6580, 48447), (6909, 46140), (6921, 46060), (7690, 41454), (8460, 37681), (8820, 36143), (9212, 34605), (9228, 34545), (9870, 32298), (10766, 29610), (11515, 27684), (11535, 27636), (11844, 26915), (13818, 23070), (13842, 23030), (14805, 21532), (15380, 20727), (16149, 19740)]