168072080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:217

約数の個数: 160

約数和(自身を含む): 451685376

約数和(自身を除く): 283613296

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 61, 62, 80, 88, 101, 110, 122, 124, 155, 176, 202, 220, 244, 248, 305, 310, 341, 404, 440, 488, 496, 505, 610, 620, 671, 682, 808, 880, 976, 1010, 1111, 1220, 1240, 1342, 1364, 1616, 1705, 1891, 2020, 2222, 2440, 2480, 2684, 2728, 3131, 3355, 3410, 3782, 4040, 4444, 4880, 5368, 5456, 5555, 6161, 6262, 6710, 6820, 7564, 8080, 8888, 9455, 10736, 11110, 12322, 12524, 13420, 13640, 15128, 15655, 17776, 18910, 20801, 22220, 24644, 25048, 26840, 27280, 30256, 30805, 31310, 34441, 37820, 41602, 44440, 49288, 50096, 53680, 61610, 62620, 67771, 68882, 75640, 83204, 88880, 98576, 104005, 123220, 125240, 135542, 137764, 151280, 166408, 172205, 190991, 208010, 246440, 250480, 271084, 275528, 332816, 338855, 344410, 381982, 416020, 492880, 542168, 551056, 677710, 688820, 763964, 832040, 954955, 1084336, 1355420, 1377640, 1527928, 1664080, 1909910, 2100901, 2710840, 2755280, 3055856, 3819820, 4201802, 5421680, 7639640, 8403604, 10504505, 15279280, 16807208, 21009010, 33614416, 42018020, 84036040, 168072080]

約数ペア:

[(1, 168072080), (2, 84036040), (4, 42018020), (5, 33614416), (8, 21009010), (10, 16807208), (11, 15279280), (16, 10504505), (20, 8403604), (22, 7639640), (31, 5421680), (40, 4201802), (44, 3819820), (55, 3055856), (61, 2755280), (62, 2710840), (80, 2100901), (88, 1909910), (101, 1664080), (110, 1527928), (122, 1377640), (124, 1355420), (155, 1084336), (176, 954955), (202, 832040), (220, 763964), (244, 688820), (248, 677710), (305, 551056), (310, 542168), (341, 492880), (404, 416020), (440, 381982), (488, 344410), (496, 338855), (505, 332816), (610, 275528), (620, 271084), (671, 250480), (682, 246440), (808, 208010), (880, 190991), (976, 172205), (1010, 166408), (1111, 151280), (1220, 137764), (1240, 135542), (1342, 125240), (1364, 123220), (1616, 104005), (1705, 98576), (1891, 88880), (2020, 83204), (2222, 75640), (2440, 68882), (2480, 67771), (2684, 62620), (2728, 61610), (3131, 53680), (3355, 50096), (3410, 49288), (3782, 44440), (4040, 41602), (4444, 37820), (4880, 34441), (5368, 31310), (5456, 30805), (5555, 30256), (6161, 27280), (6262, 26840), (6710, 25048), (6820, 24644), (7564, 22220), (8080, 20801), (8888, 18910), (9455, 17776), (10736, 15655), (11110, 15128), (12322, 13640), (12524, 13420)]