7200720072

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{9901}}^1$

素因数の和:9973

約数の個数: 256

約数和(自身を含む): 25285747200

約数和(自身を除く): 18085027128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 37, 39, 42, 52, 54, 56, 63, 72, 74, 78, 84, 91, 104, 108, 111, 117, 126, 148, 156, 168, 182, 189, 216, 222, 234, 252, 259, 273, 296, 312, 333, 351, 364, 378, 444, 468, 481, 504, 518, 546, 666, 702, 728, 756, 777, 819, 888, 936, 962, 999, 1036, 1092, 1332, 1404, 1443, 1512, 1554, 1638, 1924, 1998, 2072, 2184, 2331, 2457, 2664, 2808, 2886, 3108, 3276, 3367, 3848, 3996, 4329, 4662, 4914, 5772, 6216, 6552, 6734, 6993, 7992, 8658, 9324, 9828, 9901, 10101, 11544, 12987, 13468, 13986, 17316, 18648, 19656, 19802, 20202, 25974, 26936, 27972, 29703, 30303, 34632, 39604, 40404, 51948, 55944, 59406, 60606, 69307, 79208, 80808, 89109, 90909, 103896, 118812, 121212, 128713, 138614, 178218, 181818, 207921, 237624, 242424, 257426, 267327, 277228, 356436, 363636, 366337, 386139, 415842, 514852, 534654, 554456, 623763, 712872, 727272, 732674, 772278, 831684, 900991, 1029704, 1069308, 1099011, 1158417, 1247526, 1465348, 1544556, 1663368, 1801982, 1871289, 2138616, 2198022, 2316834, 2495052, 2564359, 2702973, 2930696, 3089112, 3297033, 3475251, 3603964, 3742578, 4396044, 4633668, 4762381, 4990104, 5128718, 5405946, 6594066, 6950502, 7207928, 7485156, 7693077, 8108919, 8792088, 9267336, 9524762, 9891099, 10257436, 10811892, 13188132, 13901004, 14287143, 14970312, 15386154, 16217838, 19049524, 19782198, 20514872, 21623784, 23079231, 24326757, 26376264, 27802008, 28574286, 30772308, 32435676, 33336667, 38099048, 39564396, 42861429, 46158462, 48653514, 57148572, 61544616, 64871352, 66673334, 69237693, 79128792, 85722858, 92316924, 97307028, 100010001, 114297144, 128584287, 133346668, 138475386, 171445716, 184633848, 194614056, 200020002, 257168574, 266693336, 276950772, 300030003, 342891432, 400040004, 514337148, 553901544, 600060006, 800080008, 900090009, 1028674296, 1200120012, 1800180018, 2400240024, 3600360036, 7200720072]

約数ペア:

[(1, 7200720072), (2, 3600360036), (3, 2400240024), (4, 1800180018), (6, 1200120012), (7, 1028674296), (8, 900090009), (9, 800080008), (12, 600060006), (13, 553901544), (14, 514337148), (18, 400040004), (21, 342891432), (24, 300030003), (26, 276950772), (27, 266693336), (28, 257168574), (36, 200020002), (37, 194614056), (39, 184633848), (42, 171445716), (52, 138475386), (54, 133346668), (56, 128584287), (63, 114297144), (72, 100010001), (74, 97307028), (78, 92316924), (84, 85722858), (91, 79128792), (104, 69237693), (108, 66673334), (111, 64871352), (117, 61544616), (126, 57148572), (148, 48653514), (156, 46158462), (168, 42861429), (182, 39564396), (189, 38099048), (216, 33336667), (222, 32435676), (234, 30772308), (252, 28574286), (259, 27802008), (273, 26376264), (296, 24326757), (312, 23079231), (333, 21623784), (351, 20514872), (364, 19782198), (378, 19049524), (444, 16217838), (468, 15386154), (481, 14970312), (504, 14287143), (518, 13901004), (546, 13188132), (666, 10811892), (702, 10257436), (728, 9891099), (756, 9524762), (777, 9267336), (819, 8792088), (888, 8108919), (936, 7693077), (962, 7485156), (999, 7207928), (1036, 6950502), (1092, 6594066), (1332, 5405946), (1404, 5128718), (1443, 4990104), (1512, 4762381), (1554, 4633668), (1638, 4396044), (1924, 3742578), (1998, 3603964), (2072, 3475251), (2184, 3297033), (2331, 3089112), (2457, 2930696), (2664, 2702973), (2808, 2564359), (2886, 2495052), (3108, 2316834), (3276, 2198022), (3367, 2138616), (3848, 1871289), (3996, 1801982), (4329, 1663368), (4662, 1544556), (4914, 1465348), (5772, 1247526), (6216, 1158417), (6552, 1099011), (6734, 1069308), (6993, 1029704), (7992, 900991), (8658, 831684), (9324, 772278), (9828, 732674), (9901, 727272), (10101, 712872), (11544, 623763), (12987, 554456), (13468, 534654), (13986, 514852), (17316, 415842), (18648, 386139), (19656, 366337), (19802, 363636), (20202, 356436), (25974, 277228), (26936, 267327), (27972, 257426), (29703, 242424), (30303, 237624), (34632, 207921), (39604, 181818), (40404, 178218), (51948, 138614), (55944, 128713), (59406, 121212), (60606, 118812), (69307, 103896), (79208, 90909), (80808, 89109)]