1253628180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{21169}}^1$

素因数の和:21238

約数の個数: 144

約数和(自身を含む): 4438586880

約数和(自身を除く): 3184958700

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, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 564, 630, 658, 705, 846, 940, 987, 1260, 1316, 1410, 1645, 1692, 1974, 2115, 2820, 2961, 3290, 3948, 4230, 4935, 5922, 6580, 8460, 9870, 11844, 14805, 19740, 21169, 29610, 42338, 59220, 63507, 84676, 105845, 127014, 148183, 190521, 211690, 254028, 296366, 317535, 381042, 423380, 444549, 592732, 635070, 740915, 762084, 889098, 952605, 994943, 1270140, 1333647, 1481830, 1778196, 1905210, 1989886, 2222745, 2667294, 2963660, 2984829, 3810420, 3979772, 4445490, 4974715, 5334588, 5969658, 6668235, 6964601, 8890980, 8954487, 9949430, 11939316, 13336470, 13929202, 14924145, 17908974, 19898860, 20893803, 26672940, 27858404, 29848290, 34823005, 35817948, 41787606, 44772435, 59696580, 62681409, 69646010, 83575212, 89544870, 104469015, 125362818, 139292020, 179089740, 208938030, 250725636, 313407045, 417876060, 626814090, 1253628180]

約数ペア:

[(1, 1253628180), (2, 626814090), (3, 417876060), (4, 313407045), (5, 250725636), (6, 208938030), (7, 179089740), (9, 139292020), (10, 125362818), (12, 104469015), (14, 89544870), (15, 83575212), (18, 69646010), (20, 62681409), (21, 59696580), (28, 44772435), (30, 41787606), (35, 35817948), (36, 34823005), (42, 29848290), (45, 27858404), (47, 26672940), (60, 20893803), (63, 19898860), (70, 17908974), (84, 14924145), (90, 13929202), (94, 13336470), (105, 11939316), (126, 9949430), (140, 8954487), (141, 8890980), (180, 6964601), (188, 6668235), (210, 5969658), (235, 5334588), (252, 4974715), (282, 4445490), (315, 3979772), (329, 3810420), (420, 2984829), (423, 2963660), (470, 2667294), (564, 2222745), (630, 1989886), (658, 1905210), (705, 1778196), (846, 1481830), (940, 1333647), (987, 1270140), (1260, 994943), (1316, 952605), (1410, 889098), (1645, 762084), (1692, 740915), (1974, 635070), (2115, 592732), (2820, 444549), (2961, 423380), (3290, 381042), (3948, 317535), (4230, 296366), (4935, 254028), (5922, 211690), (6580, 190521), (8460, 148183), (9870, 127014), (11844, 105845), (14805, 84676), (19740, 63507), (21169, 59220), (29610, 42338)]