291716280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:302

約数の個数: 192

約数和(自身を含む): 979542720

約数和(自身を除く): 687826440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 101, 113, 120, 142, 180, 202, 213, 226, 284, 303, 339, 355, 360, 404, 426, 452, 505, 565, 568, 606, 639, 678, 710, 808, 852, 904, 909, 1010, 1017, 1065, 1130, 1212, 1278, 1356, 1420, 1515, 1695, 1704, 1818, 2020, 2034, 2130, 2260, 2424, 2556, 2712, 2840, 3030, 3195, 3390, 3636, 4040, 4068, 4260, 4520, 4545, 5085, 5112, 6060, 6390, 6780, 7171, 7272, 8023, 8136, 8520, 9090, 10170, 11413, 12120, 12780, 13560, 14342, 16046, 18180, 20340, 21513, 22826, 24069, 25560, 28684, 32092, 34239, 35855, 36360, 40115, 40680, 43026, 45652, 48138, 57065, 57368, 64184, 64539, 68478, 71710, 72207, 80230, 86052, 91304, 96276, 102717, 107565, 114130, 120345, 129078, 136956, 143420, 144414, 160460, 171195, 172104, 192552, 205434, 215130, 228260, 240690, 258156, 273912, 286840, 288828, 320920, 322695, 342390, 361035, 410868, 430260, 456520, 481380, 513585, 516312, 577656, 645390, 684780, 722070, 810323, 821736, 860520, 962760, 1027170, 1290780, 1369560, 1444140, 1620646, 2054340, 2430969, 2581560, 2888280, 3241292, 4051615, 4108680, 4861938, 6482584, 7292907, 8103230, 9723876, 12154845, 14585814, 16206460, 19447752, 24309690, 29171628, 32412920, 36464535, 48619380, 58343256, 72929070, 97238760, 145858140, 291716280]

約数ペア:

[(1, 291716280), (2, 145858140), (3, 97238760), (4, 72929070), (5, 58343256), (6, 48619380), (8, 36464535), (9, 32412920), (10, 29171628), (12, 24309690), (15, 19447752), (18, 16206460), (20, 14585814), (24, 12154845), (30, 9723876), (36, 8103230), (40, 7292907), (45, 6482584), (60, 4861938), (71, 4108680), (72, 4051615), (90, 3241292), (101, 2888280), (113, 2581560), (120, 2430969), (142, 2054340), (180, 1620646), (202, 1444140), (213, 1369560), (226, 1290780), (284, 1027170), (303, 962760), (339, 860520), (355, 821736), (360, 810323), (404, 722070), (426, 684780), (452, 645390), (505, 577656), (565, 516312), (568, 513585), (606, 481380), (639, 456520), (678, 430260), (710, 410868), (808, 361035), (852, 342390), (904, 322695), (909, 320920), (1010, 288828), (1017, 286840), (1065, 273912), (1130, 258156), (1212, 240690), (1278, 228260), (1356, 215130), (1420, 205434), (1515, 192552), (1695, 172104), (1704, 171195), (1818, 160460), (2020, 144414), (2034, 143420), (2130, 136956), (2260, 129078), (2424, 120345), (2556, 114130), (2712, 107565), (2840, 102717), (3030, 96276), (3195, 91304), (3390, 86052), (3636, 80230), (4040, 72207), (4068, 71710), (4260, 68478), (4520, 64539), (4545, 64184), (5085, 57368), (5112, 57065), (6060, 48138), (6390, 45652), (6780, 43026), (7171, 40680), (7272, 40115), (8023, 36360), (8136, 35855), (8520, 34239), (9090, 32092), (10170, 28684), (11413, 25560), (12120, 24069), (12780, 22826), (13560, 21513), (14342, 20340), (16046, 18180)]