128385972

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:220

約数の個数: 240

約数和(自身を含む): 420057792

約数和(自身を除く): 291671820

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 17, 18, 22, 26, 27, 33, 34, 36, 39, 44, 51, 52, 54, 66, 68, 78, 81, 99, 102, 108, 117, 132, 143, 153, 156, 162, 163, 187, 198, 204, 221, 234, 286, 297, 306, 324, 326, 351, 374, 396, 429, 442, 459, 468, 489, 561, 572, 594, 612, 652, 663, 702, 748, 858, 884, 891, 918, 978, 1053, 1122, 1188, 1287, 1326, 1377, 1404, 1467, 1683, 1716, 1782, 1793, 1836, 1956, 1989, 2106, 2119, 2244, 2431, 2574, 2652, 2754, 2771, 2934, 3366, 3564, 3586, 3861, 3978, 4212, 4238, 4401, 4862, 5049, 5148, 5379, 5508, 5542, 5868, 5967, 6357, 6732, 7172, 7293, 7722, 7956, 8313, 8476, 8802, 9724, 10098, 10758, 11084, 11583, 11934, 12714, 13203, 14586, 15147, 15444, 16137, 16626, 17604, 17901, 19071, 20196, 21516, 21879, 23166, 23309, 23868, 24939, 25428, 26406, 29172, 30294, 30481, 32274, 33252, 35802, 36023, 38142, 43758, 46332, 46618, 48411, 49878, 52812, 57213, 60588, 60962, 64548, 65637, 69927, 71604, 72046, 74817, 76284, 87516, 91443, 93236, 96822, 99756, 108069, 114426, 121924, 131274, 139854, 144092, 145233, 149634, 171639, 182886, 193644, 196911, 209781, 216138, 224451, 228852, 262548, 274329, 279708, 290466, 299268, 324207, 343278, 365772, 393822, 396253, 419562, 432276, 448902, 548658, 580932, 629343, 648414, 686556, 787644, 792506, 822987, 839124, 897804, 972621, 1097316, 1188759, 1258686, 1296828, 1585012, 1645974, 1888029, 1945242, 2377518, 2468961, 2517372, 2917863, 3291948, 3566277, 3776058, 3890484, 4755036, 4937922, 5835726, 7132554, 7552116, 9875844, 10698831, 11671452, 14265108, 21397662, 32096493, 42795324, 64192986, 128385972]

約数ペア:

[(1, 128385972), (2, 64192986), (3, 42795324), (4, 32096493), (6, 21397662), (9, 14265108), (11, 11671452), (12, 10698831), (13, 9875844), (17, 7552116), (18, 7132554), (22, 5835726), (26, 4937922), (27, 4755036), (33, 3890484), (34, 3776058), (36, 3566277), (39, 3291948), (44, 2917863), (51, 2517372), (52, 2468961), (54, 2377518), (66, 1945242), (68, 1888029), (78, 1645974), (81, 1585012), (99, 1296828), (102, 1258686), (108, 1188759), (117, 1097316), (132, 972621), (143, 897804), (153, 839124), (156, 822987), (162, 792506), (163, 787644), (187, 686556), (198, 648414), (204, 629343), (221, 580932), (234, 548658), (286, 448902), (297, 432276), (306, 419562), (324, 396253), (326, 393822), (351, 365772), (374, 343278), (396, 324207), (429, 299268), (442, 290466), (459, 279708), (468, 274329), (489, 262548), (561, 228852), (572, 224451), (594, 216138), (612, 209781), (652, 196911), (663, 193644), (702, 182886), (748, 171639), (858, 149634), (884, 145233), (891, 144092), (918, 139854), (978, 131274), (1053, 121924), (1122, 114426), (1188, 108069), (1287, 99756), (1326, 96822), (1377, 93236), (1404, 91443), (1467, 87516), (1683, 76284), (1716, 74817), (1782, 72046), (1793, 71604), (1836, 69927), (1956, 65637), (1989, 64548), (2106, 60962), (2119, 60588), (2244, 57213), (2431, 52812), (2574, 49878), (2652, 48411), (2754, 46618), (2771, 46332), (2934, 43758), (3366, 38142), (3564, 36023), (3586, 35802), (3861, 33252), (3978, 32274), (4212, 30481), (4238, 30294), (4401, 29172), (4862, 26406), (5049, 25428), (5148, 24939), (5379, 23868), (5508, 23309), (5542, 23166), (5868, 21879), (5967, 21516), (6357, 20196), (6732, 19071), (7172, 17901), (7293, 17604), (7722, 16626), (7956, 16137), (8313, 15444), (8476, 15147), (8802, 14586), (9724, 13203), (10098, 12714), (10758, 11934), (11084, 11583)]