1991400264

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{3469}}^1$

素因数の和:3572

約数の個数: 192

約数和(自身を含む): 6625756800

約数和(自身を除く): 4634356536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 28, 34, 36, 42, 51, 56, 63, 67, 68, 72, 84, 102, 119, 126, 134, 136, 153, 168, 201, 204, 238, 252, 268, 306, 357, 402, 408, 469, 476, 504, 536, 603, 612, 714, 804, 938, 952, 1071, 1139, 1206, 1224, 1407, 1428, 1608, 1876, 2142, 2278, 2412, 2814, 2856, 3417, 3469, 3752, 4221, 4284, 4556, 4824, 5628, 6834, 6938, 7973, 8442, 8568, 9112, 10251, 10407, 11256, 13668, 13876, 15946, 16884, 20502, 20814, 23919, 24283, 27336, 27752, 31221, 31892, 33768, 41004, 41628, 47838, 48566, 58973, 62442, 63784, 71757, 72849, 82008, 83256, 95676, 97132, 117946, 124884, 143514, 145698, 176919, 191352, 194264, 218547, 232423, 235892, 249768, 287028, 291396, 353838, 412811, 437094, 464846, 471784, 530757, 574056, 582792, 697269, 707676, 825622, 874188, 929692, 1061514, 1238433, 1394538, 1415352, 1626961, 1651244, 1748376, 1859384, 2091807, 2123028, 2476866, 2789076, 3253922, 3302488, 3715299, 3951191, 4183614, 4246056, 4880883, 4953732, 5578152, 6507844, 7430598, 7902382, 8367228, 9761766, 9907464, 11853573, 13015688, 14642649, 14861196, 15804764, 16734456, 19523532, 23707146, 27658337, 29285298, 29722392, 31609528, 35560719, 39047064, 47414292, 55316674, 58570596, 71121438, 82975011, 94828584, 110633348, 117141192, 142242876, 165950022, 221266696, 248925033, 284485752, 331900044, 497850066, 663800088, 995700132, 1991400264]

約数ペア:

[(1, 1991400264), (2, 995700132), (3, 663800088), (4, 497850066), (6, 331900044), (7, 284485752), (8, 248925033), (9, 221266696), (12, 165950022), (14, 142242876), (17, 117141192), (18, 110633348), (21, 94828584), (24, 82975011), (28, 71121438), (34, 58570596), (36, 55316674), (42, 47414292), (51, 39047064), (56, 35560719), (63, 31609528), (67, 29722392), (68, 29285298), (72, 27658337), (84, 23707146), (102, 19523532), (119, 16734456), (126, 15804764), (134, 14861196), (136, 14642649), (153, 13015688), (168, 11853573), (201, 9907464), (204, 9761766), (238, 8367228), (252, 7902382), (268, 7430598), (306, 6507844), (357, 5578152), (402, 4953732), (408, 4880883), (469, 4246056), (476, 4183614), (504, 3951191), (536, 3715299), (603, 3302488), (612, 3253922), (714, 2789076), (804, 2476866), (938, 2123028), (952, 2091807), (1071, 1859384), (1139, 1748376), (1206, 1651244), (1224, 1626961), (1407, 1415352), (1428, 1394538), (1608, 1238433), (1876, 1061514), (2142, 929692), (2278, 874188), (2412, 825622), (2814, 707676), (2856, 697269), (3417, 582792), (3469, 574056), (3752, 530757), (4221, 471784), (4284, 464846), (4556, 437094), (4824, 412811), (5628, 353838), (6834, 291396), (6938, 287028), (7973, 249768), (8442, 235892), (8568, 232423), (9112, 218547), (10251, 194264), (10407, 191352), (11256, 176919), (13668, 145698), (13876, 143514), (15946, 124884), (16884, 117946), (20502, 97132), (20814, 95676), (23919, 83256), (24283, 82008), (27336, 72849), (27752, 71757), (31221, 63784), (31892, 62442), (33768, 58973), (41004, 48566), (41628, 47838)]