407008620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{757}}^1$

素因数の和:904

約数の個数: 144

約数和(自身を含む): 1291268160

約数和(自身を除く): 884259540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 103, 116, 145, 174, 180, 206, 261, 290, 309, 348, 412, 435, 515, 522, 580, 618, 757, 870, 927, 1030, 1044, 1236, 1305, 1514, 1545, 1740, 1854, 2060, 2271, 2610, 2987, 3028, 3090, 3708, 3785, 4542, 4635, 5220, 5974, 6180, 6813, 7570, 8961, 9084, 9270, 11355, 11948, 13626, 14935, 15140, 17922, 18540, 21953, 22710, 26883, 27252, 29870, 34065, 35844, 43906, 44805, 45420, 53766, 59740, 65859, 68130, 77971, 87812, 89610, 107532, 109765, 131718, 134415, 136260, 155942, 179220, 197577, 219530, 233913, 263436, 268830, 311884, 329295, 389855, 395154, 439060, 467826, 537660, 658590, 701739, 779710, 790308, 935652, 987885, 1169565, 1317180, 1403478, 1559420, 1975770, 2261159, 2339130, 2806956, 3508695, 3951540, 4522318, 4678260, 6783477, 7017390, 9044636, 11305795, 13566954, 14034780, 20350431, 22611590, 27133908, 33917385, 40700862, 45223180, 67834770, 81401724, 101752155, 135669540, 203504310, 407008620]

約数ペア:

[(1, 407008620), (2, 203504310), (3, 135669540), (4, 101752155), (5, 81401724), (6, 67834770), (9, 45223180), (10, 40700862), (12, 33917385), (15, 27133908), (18, 22611590), (20, 20350431), (29, 14034780), (30, 13566954), (36, 11305795), (45, 9044636), (58, 7017390), (60, 6783477), (87, 4678260), (90, 4522318), (103, 3951540), (116, 3508695), (145, 2806956), (174, 2339130), (180, 2261159), (206, 1975770), (261, 1559420), (290, 1403478), (309, 1317180), (348, 1169565), (412, 987885), (435, 935652), (515, 790308), (522, 779710), (580, 701739), (618, 658590), (757, 537660), (870, 467826), (927, 439060), (1030, 395154), (1044, 389855), (1236, 329295), (1305, 311884), (1514, 268830), (1545, 263436), (1740, 233913), (1854, 219530), (2060, 197577), (2271, 179220), (2610, 155942), (2987, 136260), (3028, 134415), (3090, 131718), (3708, 109765), (3785, 107532), (4542, 89610), (4635, 87812), (5220, 77971), (5974, 68130), (6180, 65859), (6813, 59740), (7570, 53766), (8961, 45420), (9084, 44805), (9270, 43906), (11355, 35844), (11948, 34065), (13626, 29870), (14935, 27252), (15140, 26883), (17922, 22710), (18540, 21953)]