123382980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{4663}}^1$

素因数の和:4695

約数の個数: 144

約数和(自身を含む): 446624640

約数和(自身を除く): 323241660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 4663, 5292, 6615, 8820, 9326, 13230, 13989, 18652, 23315, 26460, 27978, 32641, 41967, 46630, 55956, 65282, 69945, 83934, 93260, 97923, 125901, 130564, 139890, 163205, 167868, 195846, 209835, 228487, 251802, 279780, 293769, 326410, 391692, 419670, 456974, 489615, 503604, 587538, 629505, 652820, 685461, 839340, 881307, 913948, 979230, 1142435, 1175076, 1259010, 1370922, 1468845, 1762614, 1958460, 2056383, 2284870, 2518020, 2741844, 2937690, 3427305, 3525228, 4112766, 4406535, 4569740, 5875380, 6169149, 6854610, 8225532, 8813070, 10281915, 12338298, 13709220, 17626140, 20563830, 24676596, 30845745, 41127660, 61691490, 123382980]

約数ペア:

[(1, 123382980), (2, 61691490), (3, 41127660), (4, 30845745), (5, 24676596), (6, 20563830), (7, 17626140), (9, 13709220), (10, 12338298), (12, 10281915), (14, 8813070), (15, 8225532), (18, 6854610), (20, 6169149), (21, 5875380), (27, 4569740), (28, 4406535), (30, 4112766), (35, 3525228), (36, 3427305), (42, 2937690), (45, 2741844), (49, 2518020), (54, 2284870), (60, 2056383), (63, 1958460), (70, 1762614), (84, 1468845), (90, 1370922), (98, 1259010), (105, 1175076), (108, 1142435), (126, 979230), (135, 913948), (140, 881307), (147, 839340), (180, 685461), (189, 652820), (196, 629505), (210, 587538), (245, 503604), (252, 489615), (270, 456974), (294, 419670), (315, 391692), (378, 326410), (420, 293769), (441, 279780), (490, 251802), (540, 228487), (588, 209835), (630, 195846), (735, 167868), (756, 163205), (882, 139890), (945, 130564), (980, 125901), (1260, 97923), (1323, 93260), (1470, 83934), (1764, 69945), (1890, 65282), (2205, 55956), (2646, 46630), (2940, 41967), (3780, 32641), (4410, 27978), (4663, 26460), (5292, 23315), (6615, 18652), (8820, 13989), (9326, 13230)]