121236780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:213

約数の個数: 192

約数和(自身を含む): 408038400

約数和(自身を除く): 286801620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 49, 60, 70, 84, 86, 98, 105, 129, 137, 140, 147, 172, 196, 210, 215, 245, 258, 274, 294, 301, 343, 411, 420, 430, 490, 516, 548, 588, 602, 645, 685, 686, 735, 822, 860, 903, 959, 980, 1029, 1204, 1290, 1370, 1372, 1470, 1505, 1644, 1715, 1806, 1918, 2055, 2058, 2107, 2580, 2740, 2877, 2940, 3010, 3430, 3612, 3836, 4110, 4116, 4214, 4515, 4795, 5145, 5754, 5891, 6020, 6321, 6713, 6860, 8220, 8428, 9030, 9590, 10290, 10535, 11508, 11782, 12642, 13426, 14385, 14749, 17673, 18060, 19180, 20139, 20580, 21070, 23564, 25284, 26852, 28770, 29455, 29498, 31605, 33565, 35346, 40278, 41237, 42140, 44247, 46991, 57540, 58910, 58996, 63210, 67130, 70692, 73745, 80556, 82474, 88365, 88494, 93982, 100695, 117820, 123711, 126420, 134260, 140973, 147490, 164948, 176730, 176988, 187964, 201390, 206185, 221235, 234955, 247422, 281946, 288659, 294980, 353460, 402780, 412370, 442470, 469910, 494844, 563892, 577318, 618555, 704865, 824740, 865977, 884940, 939820, 1154636, 1237110, 1409730, 1443295, 1731954, 2020613, 2474220, 2819460, 2886590, 3463908, 4041226, 4329885, 5773180, 6061839, 8082452, 8659770, 10103065, 12123678, 17319540, 20206130, 24247356, 30309195, 40412260, 60618390, 121236780]

約数ペア:

[(1, 121236780), (2, 60618390), (3, 40412260), (4, 30309195), (5, 24247356), (6, 20206130), (7, 17319540), (10, 12123678), (12, 10103065), (14, 8659770), (15, 8082452), (20, 6061839), (21, 5773180), (28, 4329885), (30, 4041226), (35, 3463908), (42, 2886590), (43, 2819460), (49, 2474220), (60, 2020613), (70, 1731954), (84, 1443295), (86, 1409730), (98, 1237110), (105, 1154636), (129, 939820), (137, 884940), (140, 865977), (147, 824740), (172, 704865), (196, 618555), (210, 577318), (215, 563892), (245, 494844), (258, 469910), (274, 442470), (294, 412370), (301, 402780), (343, 353460), (411, 294980), (420, 288659), (430, 281946), (490, 247422), (516, 234955), (548, 221235), (588, 206185), (602, 201390), (645, 187964), (685, 176988), (686, 176730), (735, 164948), (822, 147490), (860, 140973), (903, 134260), (959, 126420), (980, 123711), (1029, 117820), (1204, 100695), (1290, 93982), (1370, 88494), (1372, 88365), (1470, 82474), (1505, 80556), (1644, 73745), (1715, 70692), (1806, 67130), (1918, 63210), (2055, 58996), (2058, 58910), (2107, 57540), (2580, 46991), (2740, 44247), (2877, 42140), (2940, 41237), (3010, 40278), (3430, 35346), (3612, 33565), (3836, 31605), (4110, 29498), (4116, 29455), (4214, 28770), (4515, 26852), (4795, 25284), (5145, 23564), (5754, 21070), (5891, 20580), (6020, 20139), (6321, 19180), (6713, 18060), (6860, 17673), (8220, 14749), (8428, 14385), (9030, 13426), (9590, 12642), (10290, 11782), (10535, 11508)]