68836872

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 195350400

約数和(自身を除く): 126513528

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 52, 67, 74, 78, 89, 104, 111, 134, 148, 156, 178, 201, 222, 267, 268, 296, 312, 356, 402, 444, 481, 534, 536, 712, 804, 871, 888, 962, 1068, 1157, 1443, 1608, 1742, 1924, 2136, 2314, 2479, 2613, 2886, 3293, 3471, 3484, 3848, 4628, 4958, 5226, 5772, 5963, 6586, 6942, 6968, 7437, 9256, 9879, 9916, 10452, 11544, 11926, 13172, 13884, 14874, 17889, 19758, 19832, 20904, 23852, 26344, 27768, 29748, 32227, 35778, 39516, 42809, 47704, 59496, 64454, 71556, 77519, 79032, 85618, 96681, 128427, 128908, 143112, 155038, 171236, 193362, 220631, 232557, 256854, 257816, 310076, 342472, 386724, 441262, 465114, 513708, 620152, 661893, 773448, 882524, 930228, 1027416, 1323786, 1765048, 1860456, 2647572, 2868203, 5295144, 5736406, 8604609, 11472812, 17209218, 22945624, 34418436, 68836872]

約数ペア:

[(1, 68836872), (2, 34418436), (3, 22945624), (4, 17209218), (6, 11472812), (8, 8604609), (12, 5736406), (13, 5295144), (24, 2868203), (26, 2647572), (37, 1860456), (39, 1765048), (52, 1323786), (67, 1027416), (74, 930228), (78, 882524), (89, 773448), (104, 661893), (111, 620152), (134, 513708), (148, 465114), (156, 441262), (178, 386724), (201, 342472), (222, 310076), (267, 257816), (268, 256854), (296, 232557), (312, 220631), (356, 193362), (402, 171236), (444, 155038), (481, 143112), (534, 128908), (536, 128427), (712, 96681), (804, 85618), (871, 79032), (888, 77519), (962, 71556), (1068, 64454), (1157, 59496), (1443, 47704), (1608, 42809), (1742, 39516), (1924, 35778), (2136, 32227), (2314, 29748), (2479, 27768), (2613, 26344), (2886, 23852), (3293, 20904), (3471, 19832), (3484, 19758), (3848, 17889), (4628, 14874), (4958, 13884), (5226, 13172), (5772, 11926), (5963, 11544), (6586, 10452), (6942, 9916), (6968, 9879), (7437, 9256)]