121680180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{757}}^1$

素因数の和:838

約数の個数: 144

約数和(自身を含む): 397313280

約数和(自身を除く): 275633100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 47, 57, 60, 76, 90, 94, 95, 114, 141, 171, 180, 188, 190, 228, 235, 282, 285, 342, 380, 423, 470, 564, 570, 684, 705, 757, 846, 855, 893, 940, 1140, 1410, 1514, 1692, 1710, 1786, 2115, 2271, 2679, 2820, 3028, 3420, 3572, 3785, 4230, 4465, 4542, 5358, 6813, 7570, 8037, 8460, 8930, 9084, 10716, 11355, 13395, 13626, 14383, 15140, 16074, 17860, 22710, 26790, 27252, 28766, 32148, 34065, 35579, 40185, 43149, 45420, 53580, 57532, 68130, 71158, 71915, 80370, 86298, 106737, 129447, 136260, 142316, 143830, 160740, 172596, 177895, 213474, 215745, 258894, 287660, 320211, 355790, 426948, 431490, 517788, 533685, 640422, 647235, 676001, 711580, 862980, 1067370, 1280844, 1294470, 1352002, 1601055, 2028003, 2134740, 2588940, 2704004, 3202110, 3380005, 4056006, 6084009, 6404220, 6760010, 8112012, 10140015, 12168018, 13520020, 20280030, 24336036, 30420045, 40560060, 60840090, 121680180]

約数ペア:

[(1, 121680180), (2, 60840090), (3, 40560060), (4, 30420045), (5, 24336036), (6, 20280030), (9, 13520020), (10, 12168018), (12, 10140015), (15, 8112012), (18, 6760010), (19, 6404220), (20, 6084009), (30, 4056006), (36, 3380005), (38, 3202110), (45, 2704004), (47, 2588940), (57, 2134740), (60, 2028003), (76, 1601055), (90, 1352002), (94, 1294470), (95, 1280844), (114, 1067370), (141, 862980), (171, 711580), (180, 676001), (188, 647235), (190, 640422), (228, 533685), (235, 517788), (282, 431490), (285, 426948), (342, 355790), (380, 320211), (423, 287660), (470, 258894), (564, 215745), (570, 213474), (684, 177895), (705, 172596), (757, 160740), (846, 143830), (855, 142316), (893, 136260), (940, 129447), (1140, 106737), (1410, 86298), (1514, 80370), (1692, 71915), (1710, 71158), (1786, 68130), (2115, 57532), (2271, 53580), (2679, 45420), (2820, 43149), (3028, 40185), (3420, 35579), (3572, 34065), (3785, 32148), (4230, 28766), (4465, 27252), (4542, 26790), (5358, 22710), (6813, 17860), (7570, 16074), (8037, 15140), (8460, 14383), (8930, 13626), (9084, 13395), (10716, 11355)]