128519820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4993}}^1$

素因数の和:5032

約数の個数: 144

約数和(自身を含む): 458089632

約数和(自身を除く): 329569812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1287, 1430, 1716, 1980, 2145, 2340, 2574, 2860, 4290, 4993, 5148, 6435, 8580, 9986, 12870, 14979, 19972, 24965, 25740, 29958, 44937, 49930, 54923, 59916, 64909, 74895, 89874, 99860, 109846, 129818, 149790, 164769, 179748, 194727, 219692, 224685, 259636, 274615, 299580, 324545, 329538, 389454, 449370, 494307, 549230, 584181, 649090, 659076, 713999, 778908, 823845, 898740, 973635, 988614, 1098460, 1168362, 1298180, 1427998, 1647690, 1947270, 1977228, 2141997, 2336724, 2471535, 2855996, 2920905, 3295380, 3569995, 3894540, 4283994, 4943070, 5841810, 6425991, 7139990, 8567988, 9886140, 10709985, 11683620, 12851982, 14279980, 21419970, 25703964, 32129955, 42839940, 64259910, 128519820]

約数ペア:

[(1, 128519820), (2, 64259910), (3, 42839940), (4, 32129955), (5, 25703964), (6, 21419970), (9, 14279980), (10, 12851982), (11, 11683620), (12, 10709985), (13, 9886140), (15, 8567988), (18, 7139990), (20, 6425991), (22, 5841810), (26, 4943070), (30, 4283994), (33, 3894540), (36, 3569995), (39, 3295380), (44, 2920905), (45, 2855996), (52, 2471535), (55, 2336724), (60, 2141997), (65, 1977228), (66, 1947270), (78, 1647690), (90, 1427998), (99, 1298180), (110, 1168362), (117, 1098460), (130, 988614), (132, 973635), (143, 898740), (156, 823845), (165, 778908), (180, 713999), (195, 659076), (198, 649090), (220, 584181), (234, 549230), (260, 494307), (286, 449370), (330, 389454), (390, 329538), (396, 324545), (429, 299580), (468, 274615), (495, 259636), (572, 224685), (585, 219692), (660, 194727), (715, 179748), (780, 164769), (858, 149790), (990, 129818), (1170, 109846), (1287, 99860), (1430, 89874), (1716, 74895), (1980, 64909), (2145, 59916), (2340, 54923), (2574, 49930), (2860, 44937), (4290, 29958), (4993, 25740), (5148, 24965), (6435, 19972), (8580, 14979), (9986, 12870)]