197467520

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:356

約数の個数: 128

約数和(自身を含む): 502329600

約数和(自身を除く): 304862080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 124, 128, 148, 155, 160, 185, 248, 269, 296, 310, 320, 370, 496, 538, 592, 620, 640, 740, 992, 1076, 1147, 1184, 1240, 1345, 1480, 1984, 2152, 2294, 2368, 2480, 2690, 2960, 3968, 4304, 4588, 4736, 4960, 5380, 5735, 5920, 8339, 8608, 9176, 9920, 9953, 10760, 11470, 11840, 16678, 17216, 18352, 19840, 19906, 21520, 22940, 23680, 33356, 34432, 36704, 39812, 41695, 43040, 45880, 49765, 66712, 73408, 79624, 83390, 86080, 91760, 99530, 133424, 146816, 159248, 166780, 172160, 183520, 199060, 266848, 308543, 318496, 333560, 367040, 398120, 533696, 617086, 636992, 667120, 734080, 796240, 1067392, 1234172, 1273984, 1334240, 1542715, 1592480, 2468344, 2668480, 3085430, 3184960, 4936688, 5336960, 6170860, 6369920, 9873376, 12341720, 19746752, 24683440, 39493504, 49366880, 98733760, 197467520]

約数ペア:

[(1, 197467520), (2, 98733760), (4, 49366880), (5, 39493504), (8, 24683440), (10, 19746752), (16, 12341720), (20, 9873376), (31, 6369920), (32, 6170860), (37, 5336960), (40, 4936688), (62, 3184960), (64, 3085430), (74, 2668480), (80, 2468344), (124, 1592480), (128, 1542715), (148, 1334240), (155, 1273984), (160, 1234172), (185, 1067392), (248, 796240), (269, 734080), (296, 667120), (310, 636992), (320, 617086), (370, 533696), (496, 398120), (538, 367040), (592, 333560), (620, 318496), (640, 308543), (740, 266848), (992, 199060), (1076, 183520), (1147, 172160), (1184, 166780), (1240, 159248), (1345, 146816), (1480, 133424), (1984, 99530), (2152, 91760), (2294, 86080), (2368, 83390), (2480, 79624), (2690, 73408), (2960, 66712), (3968, 49765), (4304, 45880), (4588, 43040), (4736, 41695), (4960, 39812), (5380, 36704), (5735, 34432), (5920, 33356), (8339, 23680), (8608, 22940), (9176, 21520), (9920, 19906), (9953, 19840), (10760, 18352), (11470, 17216), (11840, 16678)]