40648068

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 117411840

約数和(自身を除く): 76763772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 31, 36, 38, 54, 57, 62, 71, 76, 81, 93, 108, 114, 124, 142, 162, 171, 186, 213, 228, 243, 279, 284, 324, 342, 372, 426, 486, 513, 558, 589, 639, 684, 837, 852, 972, 1026, 1116, 1178, 1278, 1349, 1539, 1674, 1767, 1917, 2052, 2201, 2356, 2511, 2556, 2698, 3078, 3348, 3534, 3834, 4047, 4402, 4617, 5022, 5301, 5396, 5751, 6156, 6603, 7068, 7533, 7668, 8094, 8804, 9234, 10044, 10602, 11502, 12141, 13206, 15066, 15903, 16188, 17253, 18468, 19809, 21204, 23004, 24282, 26412, 30132, 31806, 34506, 36423, 39618, 41819, 47709, 48564, 59427, 63612, 69012, 72846, 79236, 83638, 95418, 109269, 118854, 125457, 143127, 145692, 167276, 178281, 190836, 218538, 237708, 250914, 286254, 327807, 356562, 376371, 437076, 501828, 534843, 572508, 655614, 713124, 752742, 1069686, 1129113, 1311228, 1505484, 2139372, 2258226, 3387339, 4516452, 6774678, 10162017, 13549356, 20324034, 40648068]

約数ペア:

[(1, 40648068), (2, 20324034), (3, 13549356), (4, 10162017), (6, 6774678), (9, 4516452), (12, 3387339), (18, 2258226), (19, 2139372), (27, 1505484), (31, 1311228), (36, 1129113), (38, 1069686), (54, 752742), (57, 713124), (62, 655614), (71, 572508), (76, 534843), (81, 501828), (93, 437076), (108, 376371), (114, 356562), (124, 327807), (142, 286254), (162, 250914), (171, 237708), (186, 218538), (213, 190836), (228, 178281), (243, 167276), (279, 145692), (284, 143127), (324, 125457), (342, 118854), (372, 109269), (426, 95418), (486, 83638), (513, 79236), (558, 72846), (589, 69012), (639, 63612), (684, 59427), (837, 48564), (852, 47709), (972, 41819), (1026, 39618), (1116, 36423), (1178, 34506), (1278, 31806), (1349, 30132), (1539, 26412), (1674, 24282), (1767, 23004), (1917, 21204), (2052, 19809), (2201, 18468), (2356, 17253), (2511, 16188), (2556, 15903), (2698, 15066), (3078, 13206), (3348, 12141), (3534, 11502), (3834, 10602), (4047, 10044), (4402, 9234), (4617, 8804), (5022, 8094), (5301, 7668), (5396, 7533), (5751, 7068), (6156, 6603)]