121478760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:388

約数の個数: 192

約数和(自身を含む): 431056080

約数和(自身を除く): 309577320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 101, 104, 117, 120, 130, 156, 180, 195, 202, 234, 257, 260, 303, 312, 360, 390, 404, 468, 505, 514, 520, 585, 606, 771, 780, 808, 909, 936, 1010, 1028, 1170, 1212, 1285, 1313, 1515, 1542, 1560, 1818, 2020, 2056, 2313, 2340, 2424, 2570, 2626, 3030, 3084, 3341, 3636, 3855, 3939, 4040, 4545, 4626, 4680, 5140, 5252, 6060, 6168, 6565, 6682, 7272, 7710, 7878, 9090, 9252, 10023, 10280, 10504, 11565, 11817, 12120, 13130, 13364, 15420, 15756, 16705, 18180, 18504, 19695, 20046, 23130, 23634, 25957, 26260, 26728, 30069, 30840, 31512, 33410, 36360, 39390, 40092, 46260, 47268, 50115, 51914, 52520, 59085, 60138, 66820, 77871, 78780, 80184, 92520, 94536, 100230, 103828, 118170, 120276, 129785, 133640, 150345, 155742, 157560, 200460, 207656, 233613, 236340, 240552, 259570, 300690, 311484, 337441, 389355, 400920, 467226, 472680, 519140, 601380, 622968, 674882, 778710, 934452, 1012323, 1038280, 1168065, 1202760, 1349764, 1557420, 1687205, 1868904, 2024646, 2336130, 2699528, 3036969, 3114840, 3374410, 4049292, 4672260, 5061615, 6073938, 6748820, 8098584, 9344520, 10123230, 12147876, 13497640, 15184845, 20246460, 24295752, 30369690, 40492920, 60739380, 121478760]

約数ペア:

[(1, 121478760), (2, 60739380), (3, 40492920), (4, 30369690), (5, 24295752), (6, 20246460), (8, 15184845), (9, 13497640), (10, 12147876), (12, 10123230), (13, 9344520), (15, 8098584), (18, 6748820), (20, 6073938), (24, 5061615), (26, 4672260), (30, 4049292), (36, 3374410), (39, 3114840), (40, 3036969), (45, 2699528), (52, 2336130), (60, 2024646), (65, 1868904), (72, 1687205), (78, 1557420), (90, 1349764), (101, 1202760), (104, 1168065), (117, 1038280), (120, 1012323), (130, 934452), (156, 778710), (180, 674882), (195, 622968), (202, 601380), (234, 519140), (257, 472680), (260, 467226), (303, 400920), (312, 389355), (360, 337441), (390, 311484), (404, 300690), (468, 259570), (505, 240552), (514, 236340), (520, 233613), (585, 207656), (606, 200460), (771, 157560), (780, 155742), (808, 150345), (909, 133640), (936, 129785), (1010, 120276), (1028, 118170), (1170, 103828), (1212, 100230), (1285, 94536), (1313, 92520), (1515, 80184), (1542, 78780), (1560, 77871), (1818, 66820), (2020, 60138), (2056, 59085), (2313, 52520), (2340, 51914), (2424, 50115), (2570, 47268), (2626, 46260), (3030, 40092), (3084, 39390), (3341, 36360), (3636, 33410), (3855, 31512), (3939, 30840), (4040, 30069), (4545, 26728), (4626, 26260), (4680, 25957), (5140, 23634), (5252, 23130), (6060, 20046), (6168, 19695), (6565, 18504), (6682, 18180), (7272, 16705), (7710, 15756), (7878, 15420), (9090, 13364), (9252, 13130), (10023, 12120), (10280, 11817), (10504, 11565)]