197915160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:769

約数の個数: 128

約数和(自身を含む): 621250560

約数和(自身を除く): 423335400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 83, 93, 120, 124, 155, 166, 186, 248, 249, 310, 332, 372, 415, 465, 498, 620, 641, 664, 744, 830, 930, 996, 1240, 1245, 1282, 1660, 1860, 1923, 1992, 2490, 2564, 2573, 3205, 3320, 3720, 3846, 4980, 5128, 5146, 6410, 7692, 7719, 9615, 9960, 10292, 12820, 12865, 15384, 15438, 19230, 19871, 20584, 25640, 25730, 30876, 38460, 38595, 39742, 51460, 53203, 59613, 61752, 76920, 77190, 79484, 99355, 102920, 106406, 119226, 154380, 158968, 159609, 198710, 212812, 238452, 266015, 298065, 308760, 319218, 397420, 425624, 476904, 532030, 596130, 638436, 794840, 798045, 1064060, 1192260, 1276872, 1596090, 1649293, 2128120, 2384520, 3192180, 3298586, 4947879, 6384360, 6597172, 8246465, 9895758, 13194344, 16492930, 19791516, 24739395, 32985860, 39583032, 49478790, 65971720, 98957580, 197915160]

約数ペア:

[(1, 197915160), (2, 98957580), (3, 65971720), (4, 49478790), (5, 39583032), (6, 32985860), (8, 24739395), (10, 19791516), (12, 16492930), (15, 13194344), (20, 9895758), (24, 8246465), (30, 6597172), (31, 6384360), (40, 4947879), (60, 3298586), (62, 3192180), (83, 2384520), (93, 2128120), (120, 1649293), (124, 1596090), (155, 1276872), (166, 1192260), (186, 1064060), (248, 798045), (249, 794840), (310, 638436), (332, 596130), (372, 532030), (415, 476904), (465, 425624), (498, 397420), (620, 319218), (641, 308760), (664, 298065), (744, 266015), (830, 238452), (930, 212812), (996, 198710), (1240, 159609), (1245, 158968), (1282, 154380), (1660, 119226), (1860, 106406), (1923, 102920), (1992, 99355), (2490, 79484), (2564, 77190), (2573, 76920), (3205, 61752), (3320, 59613), (3720, 53203), (3846, 51460), (4980, 39742), (5128, 38595), (5146, 38460), (6410, 30876), (7692, 25730), (7719, 25640), (9615, 20584), (9960, 19871), (10292, 19230), (12820, 15438), (12865, 15384)]