161199780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:354

約数の個数: 192

約数和(自身を含む): 553900032

約数和(自身を除く): 392700252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 107, 119, 140, 170, 204, 210, 211, 214, 238, 255, 321, 340, 357, 420, 422, 428, 476, 510, 535, 595, 633, 642, 714, 749, 844, 1020, 1055, 1070, 1190, 1266, 1284, 1428, 1477, 1498, 1605, 1785, 1819, 2110, 2140, 2247, 2380, 2532, 2954, 2996, 3165, 3210, 3570, 3587, 3638, 3745, 4220, 4431, 4494, 5457, 5908, 6330, 6420, 7140, 7174, 7276, 7385, 7490, 8862, 8988, 9095, 10761, 10914, 11235, 12660, 12733, 14348, 14770, 14980, 17724, 17935, 18190, 21522, 21828, 22155, 22470, 22577, 25109, 25466, 27285, 29540, 35870, 36380, 38199, 43044, 44310, 44940, 45154, 50218, 50932, 53805, 54570, 63665, 67731, 71740, 75327, 76398, 88620, 90308, 100436, 107610, 109140, 112885, 125545, 127330, 135462, 150654, 152796, 158039, 190995, 215220, 225770, 251090, 254660, 270924, 301308, 316078, 338655, 376635, 381990, 383809, 451540, 474117, 502180, 632156, 677310, 753270, 763980, 767618, 790195, 948234, 1151427, 1354620, 1506540, 1535236, 1580390, 1896468, 1919045, 2302854, 2370585, 2686663, 3160780, 3838090, 4605708, 4741170, 5373326, 5757135, 7676180, 8059989, 9482340, 10746652, 11514270, 13433315, 16119978, 23028540, 26866630, 32239956, 40299945, 53733260, 80599890, 161199780]

約数ペア:

[(1, 161199780), (2, 80599890), (3, 53733260), (4, 40299945), (5, 32239956), (6, 26866630), (7, 23028540), (10, 16119978), (12, 13433315), (14, 11514270), (15, 10746652), (17, 9482340), (20, 8059989), (21, 7676180), (28, 5757135), (30, 5373326), (34, 4741170), (35, 4605708), (42, 3838090), (51, 3160780), (60, 2686663), (68, 2370585), (70, 2302854), (84, 1919045), (85, 1896468), (102, 1580390), (105, 1535236), (107, 1506540), (119, 1354620), (140, 1151427), (170, 948234), (204, 790195), (210, 767618), (211, 763980), (214, 753270), (238, 677310), (255, 632156), (321, 502180), (340, 474117), (357, 451540), (420, 383809), (422, 381990), (428, 376635), (476, 338655), (510, 316078), (535, 301308), (595, 270924), (633, 254660), (642, 251090), (714, 225770), (749, 215220), (844, 190995), (1020, 158039), (1055, 152796), (1070, 150654), (1190, 135462), (1266, 127330), (1284, 125545), (1428, 112885), (1477, 109140), (1498, 107610), (1605, 100436), (1785, 90308), (1819, 88620), (2110, 76398), (2140, 75327), (2247, 71740), (2380, 67731), (2532, 63665), (2954, 54570), (2996, 53805), (3165, 50932), (3210, 50218), (3570, 45154), (3587, 44940), (3638, 44310), (3745, 43044), (4220, 38199), (4431, 36380), (4494, 35870), (5457, 29540), (5908, 27285), (6330, 25466), (6420, 25109), (7140, 22577), (7174, 22470), (7276, 22155), (7385, 21828), (7490, 21522), (8862, 18190), (8988, 17935), (9095, 17724), (10761, 14980), (10914, 14770), (11235, 14348), (12660, 12733)]