197705640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7883}}^1$

素因数の和:7927

約数の個数: 128

約数和(自身を含む): 681177600

約数和(自身を除く): 483471960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1045, 1140, 1254, 1320, 1672, 2090, 2280, 2508, 3135, 4180, 5016, 6270, 7883, 8360, 12540, 15766, 23649, 25080, 31532, 39415, 47298, 63064, 78830, 86713, 94596, 118245, 149777, 157660, 173426, 189192, 236490, 260139, 299554, 315320, 346852, 433565, 449331, 472980, 520278, 599108, 693704, 748885, 867130, 898662, 945960, 1040556, 1198216, 1300695, 1497770, 1647547, 1734260, 1797324, 2081112, 2246655, 2601390, 2995540, 3295094, 3468520, 3594648, 4493310, 4942641, 5202780, 5991080, 6590188, 8237735, 8986620, 9885282, 10405560, 13180376, 16475470, 17973240, 19770564, 24713205, 32950940, 39541128, 49426410, 65901880, 98852820, 197705640]

約数ペア:

[(1, 197705640), (2, 98852820), (3, 65901880), (4, 49426410), (5, 39541128), (6, 32950940), (8, 24713205), (10, 19770564), (11, 17973240), (12, 16475470), (15, 13180376), (19, 10405560), (20, 9885282), (22, 8986620), (24, 8237735), (30, 6590188), (33, 5991080), (38, 5202780), (40, 4942641), (44, 4493310), (55, 3594648), (57, 3468520), (60, 3295094), (66, 2995540), (76, 2601390), (88, 2246655), (95, 2081112), (110, 1797324), (114, 1734260), (120, 1647547), (132, 1497770), (152, 1300695), (165, 1198216), (190, 1040556), (209, 945960), (220, 898662), (228, 867130), (264, 748885), (285, 693704), (330, 599108), (380, 520278), (418, 472980), (440, 449331), (456, 433565), (570, 346852), (627, 315320), (660, 299554), (760, 260139), (836, 236490), (1045, 189192), (1140, 173426), (1254, 157660), (1320, 149777), (1672, 118245), (2090, 94596), (2280, 86713), (2508, 78830), (3135, 63064), (4180, 47298), (5016, 39415), (6270, 31532), (7883, 25080), (8360, 23649), (12540, 15766)]