204399120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:461

約数の個数: 160

約数和(自身を含む): 663957504

約数和(自身を除く): 459558384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 83, 93, 120, 124, 155, 166, 186, 240, 248, 249, 310, 331, 332, 372, 415, 465, 496, 498, 620, 662, 664, 744, 830, 930, 993, 996, 1240, 1245, 1324, 1328, 1488, 1655, 1660, 1860, 1986, 1992, 2480, 2490, 2573, 2648, 3310, 3320, 3720, 3972, 3984, 4965, 4980, 5146, 5296, 6620, 6640, 7440, 7719, 7944, 9930, 9960, 10261, 10292, 12865, 13240, 15438, 15888, 19860, 19920, 20522, 20584, 25730, 26480, 27473, 30783, 30876, 38595, 39720, 41044, 41168, 51305, 51460, 54946, 61566, 61752, 77190, 79440, 82088, 82419, 102610, 102920, 109892, 123132, 123504, 137365, 153915, 154380, 164176, 164838, 205220, 205840, 219784, 246264, 274730, 307830, 308760, 329676, 410440, 412095, 439568, 492528, 549460, 615660, 617520, 659352, 820880, 824190, 851663, 1098920, 1231320, 1318704, 1648380, 1703326, 2197840, 2462640, 2554989, 3296760, 3406652, 4258315, 5109978, 6593520, 6813304, 8516630, 10219956, 12774945, 13626608, 17033260, 20439912, 25549890, 34066520, 40879824, 51099780, 68133040, 102199560, 204399120]

約数ペア:

[(1, 204399120), (2, 102199560), (3, 68133040), (4, 51099780), (5, 40879824), (6, 34066520), (8, 25549890), (10, 20439912), (12, 17033260), (15, 13626608), (16, 12774945), (20, 10219956), (24, 8516630), (30, 6813304), (31, 6593520), (40, 5109978), (48, 4258315), (60, 3406652), (62, 3296760), (80, 2554989), (83, 2462640), (93, 2197840), (120, 1703326), (124, 1648380), (155, 1318704), (166, 1231320), (186, 1098920), (240, 851663), (248, 824190), (249, 820880), (310, 659352), (331, 617520), (332, 615660), (372, 549460), (415, 492528), (465, 439568), (496, 412095), (498, 410440), (620, 329676), (662, 308760), (664, 307830), (744, 274730), (830, 246264), (930, 219784), (993, 205840), (996, 205220), (1240, 164838), (1245, 164176), (1324, 154380), (1328, 153915), (1488, 137365), (1655, 123504), (1660, 123132), (1860, 109892), (1986, 102920), (1992, 102610), (2480, 82419), (2490, 82088), (2573, 79440), (2648, 77190), (3310, 61752), (3320, 61566), (3720, 54946), (3972, 51460), (3984, 51305), (4965, 41168), (4980, 41044), (5146, 39720), (5296, 38595), (6620, 30876), (6640, 30783), (7440, 27473), (7719, 26480), (7944, 25730), (9930, 20584), (9960, 20522), (10261, 19920), (10292, 19860), (12865, 15888), (13240, 15438)]