290741880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16943}}^1$

素因数の和:16981

約数の個数: 128

約数和(自身を含む): 1024773120

約数和(自身を除く): 734031240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 5720, 8580, 16943, 17160, 33886, 50829, 67772, 84715, 101658, 135544, 169430, 186373, 203316, 220259, 254145, 338860, 372746, 406632, 440518, 508290, 559119, 660777, 677720, 745492, 881036, 931865, 1016580, 1101295, 1118238, 1321554, 1490984, 1762072, 1863730, 2033160, 2202590, 2236476, 2422849, 2643108, 2795595, 3303885, 3727460, 4405180, 4472952, 4845698, 5286216, 5591190, 6607770, 7268547, 7454920, 8810360, 9691396, 11182380, 12114245, 13215540, 14537094, 19382792, 22364760, 24228490, 26431080, 29074188, 36342735, 48456980, 58148376, 72685470, 96913960, 145370940, 290741880]

約数ペア:

[(1, 290741880), (2, 145370940), (3, 96913960), (4, 72685470), (5, 58148376), (6, 48456980), (8, 36342735), (10, 29074188), (11, 26431080), (12, 24228490), (13, 22364760), (15, 19382792), (20, 14537094), (22, 13215540), (24, 12114245), (26, 11182380), (30, 9691396), (33, 8810360), (39, 7454920), (40, 7268547), (44, 6607770), (52, 5591190), (55, 5286216), (60, 4845698), (65, 4472952), (66, 4405180), (78, 3727460), (88, 3303885), (104, 2795595), (110, 2643108), (120, 2422849), (130, 2236476), (132, 2202590), (143, 2033160), (156, 1863730), (165, 1762072), (195, 1490984), (220, 1321554), (260, 1118238), (264, 1101295), (286, 1016580), (312, 931865), (330, 881036), (390, 745492), (429, 677720), (440, 660777), (520, 559119), (572, 508290), (660, 440518), (715, 406632), (780, 372746), (858, 338860), (1144, 254145), (1320, 220259), (1430, 203316), (1560, 186373), (1716, 169430), (2145, 135544), (2860, 101658), (3432, 84715), (4290, 67772), (5720, 50829), (8580, 33886), (16943, 17160)]