161900520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4177}}^1$

素因数の和:4227

約数の個数: 128

約数和(自身を含む): 541468800

約数和(自身を除く): 379568280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 969, 1020, 1140, 1292, 1615, 1938, 2040, 2280, 2584, 3230, 3876, 4177, 4845, 6460, 7752, 8354, 9690, 12531, 12920, 16708, 19380, 20885, 25062, 33416, 38760, 41770, 50124, 62655, 71009, 79363, 83540, 100248, 125310, 142018, 158726, 167080, 213027, 238089, 250620, 284036, 317452, 355045, 396815, 426054, 476178, 501240, 568072, 634904, 710090, 793630, 852108, 952356, 1065135, 1190445, 1349171, 1420180, 1587260, 1704216, 1904712, 2130270, 2380890, 2698342, 2840360, 3174520, 4047513, 4260540, 4761780, 5396684, 6745855, 8095026, 8521080, 9523560, 10793368, 13491710, 16190052, 20237565, 26983420, 32380104, 40475130, 53966840, 80950260, 161900520]

約数ペア:

[(1, 161900520), (2, 80950260), (3, 53966840), (4, 40475130), (5, 32380104), (6, 26983420), (8, 20237565), (10, 16190052), (12, 13491710), (15, 10793368), (17, 9523560), (19, 8521080), (20, 8095026), (24, 6745855), (30, 5396684), (34, 4761780), (38, 4260540), (40, 4047513), (51, 3174520), (57, 2840360), (60, 2698342), (68, 2380890), (76, 2130270), (85, 1904712), (95, 1704216), (102, 1587260), (114, 1420180), (120, 1349171), (136, 1190445), (152, 1065135), (170, 952356), (190, 852108), (204, 793630), (228, 710090), (255, 634904), (285, 568072), (323, 501240), (340, 476178), (380, 426054), (408, 396815), (456, 355045), (510, 317452), (570, 284036), (646, 250620), (680, 238089), (760, 213027), (969, 167080), (1020, 158726), (1140, 142018), (1292, 125310), (1615, 100248), (1938, 83540), (2040, 79363), (2280, 71009), (2584, 62655), (3230, 50124), (3876, 41770), (4177, 38760), (4845, 33416), (6460, 25062), (7752, 20885), (8354, 19380), (9690, 16708), (12531, 12920)]