646220520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{3079}}^1$

素因数の和:3160

約数の個数: 192

約数和(自身を含む): 2335132800

約数和(自身を除く): 1688912280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 53, 55, 60, 66, 72, 88, 90, 99, 106, 110, 120, 132, 159, 165, 180, 198, 212, 220, 264, 265, 318, 330, 360, 396, 424, 440, 477, 495, 530, 583, 636, 660, 792, 795, 954, 990, 1060, 1166, 1272, 1320, 1590, 1749, 1908, 1980, 2120, 2332, 2385, 2915, 3079, 3180, 3498, 3816, 3960, 4664, 4770, 5247, 5830, 6158, 6360, 6996, 8745, 9237, 9540, 10494, 11660, 12316, 13992, 15395, 17490, 18474, 19080, 20988, 23320, 24632, 26235, 27711, 30790, 33869, 34980, 36948, 41976, 46185, 52470, 55422, 61580, 67738, 69960, 73896, 92370, 101607, 104940, 110844, 123160, 135476, 138555, 163187, 169345, 184740, 203214, 209880, 221688, 270952, 277110, 304821, 326374, 338690, 369480, 406428, 489561, 508035, 554220, 609642, 652748, 677380, 812856, 815935, 979122, 1016070, 1108440, 1219284, 1305496, 1354760, 1468683, 1524105, 1631870, 1795057, 1958244, 2032140, 2438568, 2447805, 2937366, 3048210, 3263740, 3590114, 3916488, 4064280, 4895610, 5385171, 5874732, 6096420, 6527480, 7180228, 7343415, 8975285, 9791220, 10770342, 11749464, 12192840, 14360456, 14686830, 16155513, 17950570, 19582440, 21540684, 26925855, 29373660, 32311026, 35901140, 43081368, 53851710, 58747320, 64622052, 71802280, 80777565, 107703420, 129244104, 161555130, 215406840, 323110260, 646220520]

約数ペア:

[(1, 646220520), (2, 323110260), (3, 215406840), (4, 161555130), (5, 129244104), (6, 107703420), (8, 80777565), (9, 71802280), (10, 64622052), (11, 58747320), (12, 53851710), (15, 43081368), (18, 35901140), (20, 32311026), (22, 29373660), (24, 26925855), (30, 21540684), (33, 19582440), (36, 17950570), (40, 16155513), (44, 14686830), (45, 14360456), (53, 12192840), (55, 11749464), (60, 10770342), (66, 9791220), (72, 8975285), (88, 7343415), (90, 7180228), (99, 6527480), (106, 6096420), (110, 5874732), (120, 5385171), (132, 4895610), (159, 4064280), (165, 3916488), (180, 3590114), (198, 3263740), (212, 3048210), (220, 2937366), (264, 2447805), (265, 2438568), (318, 2032140), (330, 1958244), (360, 1795057), (396, 1631870), (424, 1524105), (440, 1468683), (477, 1354760), (495, 1305496), (530, 1219284), (583, 1108440), (636, 1016070), (660, 979122), (792, 815935), (795, 812856), (954, 677380), (990, 652748), (1060, 609642), (1166, 554220), (1272, 508035), (1320, 489561), (1590, 406428), (1749, 369480), (1908, 338690), (1980, 326374), (2120, 304821), (2332, 277110), (2385, 270952), (2915, 221688), (3079, 209880), (3180, 203214), (3498, 184740), (3816, 169345), (3960, 163187), (4664, 138555), (4770, 135476), (5247, 123160), (5830, 110844), (6158, 104940), (6360, 101607), (6996, 92370), (8745, 73896), (9237, 69960), (9540, 67738), (10494, 61580), (11660, 55422), (12316, 52470), (13992, 46185), (15395, 41976), (17490, 36948), (18474, 34980), (19080, 33869), (20988, 30790), (23320, 27711), (24632, 26235)]