79415820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2111}}^1$

素因数の和:2156

約数の個数: 144

約数和(自身を含む): 276756480

約数和(自身を除く): 197340660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1710, 1881, 1980, 2090, 2111, 2508, 3135, 3420, 3762, 4180, 4222, 6270, 6333, 7524, 8444, 9405, 10555, 12540, 12666, 18810, 18999, 21110, 23221, 25332, 31665, 37620, 37998, 40109, 42220, 46442, 63330, 69663, 75996, 80218, 92884, 94995, 116105, 120327, 126660, 139326, 160436, 189990, 200545, 208989, 232210, 240654, 278652, 348315, 360981, 379980, 401090, 417978, 441199, 464420, 481308, 601635, 696630, 721962, 802180, 835956, 882398, 1044945, 1203270, 1323597, 1393260, 1443924, 1764796, 1804905, 2089890, 2205995, 2406540, 2647194, 3609810, 3970791, 4179780, 4411990, 5294388, 6617985, 7219620, 7941582, 8823980, 13235970, 15883164, 19853955, 26471940, 39707910, 79415820]

約数ペア:

[(1, 79415820), (2, 39707910), (3, 26471940), (4, 19853955), (5, 15883164), (6, 13235970), (9, 8823980), (10, 7941582), (11, 7219620), (12, 6617985), (15, 5294388), (18, 4411990), (19, 4179780), (20, 3970791), (22, 3609810), (30, 2647194), (33, 2406540), (36, 2205995), (38, 2089890), (44, 1804905), (45, 1764796), (55, 1443924), (57, 1393260), (60, 1323597), (66, 1203270), (76, 1044945), (90, 882398), (95, 835956), (99, 802180), (110, 721962), (114, 696630), (132, 601635), (165, 481308), (171, 464420), (180, 441199), (190, 417978), (198, 401090), (209, 379980), (220, 360981), (228, 348315), (285, 278652), (330, 240654), (342, 232210), (380, 208989), (396, 200545), (418, 189990), (495, 160436), (570, 139326), (627, 126660), (660, 120327), (684, 116105), (836, 94995), (855, 92884), (990, 80218), (1045, 75996), (1140, 69663), (1254, 63330), (1710, 46442), (1881, 42220), (1980, 40109), (2090, 37998), (2111, 37620), (2508, 31665), (3135, 25332), (3420, 23221), (3762, 21110), (4180, 18999), (4222, 18810), (6270, 12666), (6333, 12540), (7524, 10555), (8444, 9405)]