68421870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:199

約数の個数: 144

約数和(自身を含む): 200674656

約数和(自身を除く): 132252786

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 61, 66, 90, 99, 103, 110, 121, 122, 165, 183, 198, 206, 242, 305, 309, 330, 363, 366, 495, 515, 549, 605, 610, 618, 671, 726, 915, 927, 990, 1030, 1089, 1098, 1133, 1210, 1342, 1545, 1815, 1830, 1854, 2013, 2178, 2266, 2745, 3090, 3355, 3399, 3630, 4026, 4635, 5445, 5490, 5665, 6039, 6283, 6710, 6798, 7381, 9270, 10065, 10197, 10890, 11330, 12078, 12463, 12566, 14762, 16995, 18849, 20130, 20394, 22143, 24926, 30195, 31415, 33990, 36905, 37389, 37698, 44286, 50985, 56547, 60390, 62315, 62830, 66429, 69113, 73810, 74778, 94245, 101970, 110715, 112167, 113094, 124630, 132858, 138226, 186945, 188490, 207339, 221430, 224334, 282735, 332145, 345565, 373890, 414678, 560835, 565470, 622017, 664290, 691130, 760243, 1036695, 1121670, 1244034, 1520486, 2073390, 2280729, 3110085, 3801215, 4561458, 6220170, 6842187, 7602430, 11403645, 13684374, 22807290, 34210935, 68421870]

約数ペア:

[(1, 68421870), (2, 34210935), (3, 22807290), (5, 13684374), (6, 11403645), (9, 7602430), (10, 6842187), (11, 6220170), (15, 4561458), (18, 3801215), (22, 3110085), (30, 2280729), (33, 2073390), (45, 1520486), (55, 1244034), (61, 1121670), (66, 1036695), (90, 760243), (99, 691130), (103, 664290), (110, 622017), (121, 565470), (122, 560835), (165, 414678), (183, 373890), (198, 345565), (206, 332145), (242, 282735), (305, 224334), (309, 221430), (330, 207339), (363, 188490), (366, 186945), (495, 138226), (515, 132858), (549, 124630), (605, 113094), (610, 112167), (618, 110715), (671, 101970), (726, 94245), (915, 74778), (927, 73810), (990, 69113), (1030, 66429), (1089, 62830), (1098, 62315), (1133, 60390), (1210, 56547), (1342, 50985), (1545, 44286), (1815, 37698), (1830, 37389), (1854, 36905), (2013, 33990), (2178, 31415), (2266, 30195), (2745, 24926), (3090, 22143), (3355, 20394), (3399, 20130), (3630, 18849), (4026, 16995), (4635, 14762), (5445, 12566), (5490, 12463), (5665, 12078), (6039, 11330), (6283, 10890), (6710, 10197), (6798, 10065), (7381, 9270)]