657970811140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^2\times {\mathrm{109}}^1\times {\mathrm{2797}}^1$

素因数の和:3066

約数の個数: 144

約数和(自身を含む): 1467057992400

約数和(自身を除く): 809087181260

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 61, 109, 116, 122, 145, 218, 244, 290, 305, 436, 545, 580, 610, 1090, 1220, 1769, 2180, 2797, 3161, 3538, 3721, 5594, 6322, 6649, 7076, 7442, 8845, 11188, 12644, 13298, 13985, 14884, 15805, 17690, 18605, 26596, 27970, 31610, 33245, 35380, 37210, 55940, 63220, 66490, 74420, 81113, 107909, 132980, 162226, 170617, 192821, 215818, 304873, 324452, 341234, 385642, 405565, 405589, 431636, 539545, 609746, 682468, 771284, 811130, 811178, 853085, 964105, 1079090, 1219492, 1524365, 1622260, 1622356, 1706170, 1928210, 2027945, 2158180, 3048730, 3412340, 3856420, 4055890, 4947893, 6097460, 8111780, 8841317, 9895786, 10407637, 11762081, 17682634, 18597253, 19791572, 20815274, 23524162, 24739465, 35365268, 37194506, 41630548, 44206585, 47048324, 49478930, 52038185, 58810405, 74389012, 88413170, 92986265, 98957860, 104076370, 117620810, 176826340, 185972530, 208152740, 235241620, 301821473, 371945060, 539320337, 603642946, 1078640674, 1134432433, 1207285892, 1509107365, 2157281348, 2268864866, 2696601685, 3018214730, 4537729732, 5393203370, 5672162165, 6036429460, 10786406740, 11344324330, 22688648660, 32898540557, 65797081114, 131594162228, 164492702785, 328985405570, 657970811140]

約数ペア:

[(1, 657970811140), (2, 328985405570), (4, 164492702785), (5, 131594162228), (10, 65797081114), (20, 32898540557), (29, 22688648660), (58, 11344324330), (61, 10786406740), (109, 6036429460), (116, 5672162165), (122, 5393203370), (145, 4537729732), (218, 3018214730), (244, 2696601685), (290, 2268864866), (305, 2157281348), (436, 1509107365), (545, 1207285892), (580, 1134432433), (610, 1078640674), (1090, 603642946), (1220, 539320337), (1769, 371945060), (2180, 301821473), (2797, 235241620), (3161, 208152740), (3538, 185972530), (3721, 176826340), (5594, 117620810), (6322, 104076370), (6649, 98957860), (7076, 92986265), (7442, 88413170), (8845, 74389012), (11188, 58810405), (12644, 52038185), (13298, 49478930), (13985, 47048324), (14884, 44206585), (15805, 41630548), (17690, 37194506), (18605, 35365268), (26596, 24739465), (27970, 23524162), (31610, 20815274), (33245, 19791572), (35380, 18597253), (37210, 17682634), (55940, 11762081), (63220, 10407637), (66490, 9895786), (74420, 8841317), (81113, 8111780), (107909, 6097460), (132980, 4947893), (162226, 4055890), (170617, 3856420), (192821, 3412340), (215818, 3048730), (304873, 2158180), (324452, 2027945), (341234, 1928210), (385642, 1706170), (405565, 1622356), (405589, 1622260), (431636, 1524365), (539545, 1219492), (609746, 1079090), (682468, 964105), (771284, 853085), (811130, 811178)]