128805930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1399}}^1$

素因数の和:1457

約数の個数: 128

約数和(自身を含む): 387072000

約数和(自身を除く): 258266070

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 31, 33, 45, 54, 55, 62, 66, 90, 93, 99, 110, 135, 155, 165, 186, 198, 270, 279, 297, 310, 330, 341, 465, 495, 558, 594, 682, 837, 930, 990, 1023, 1395, 1399, 1485, 1674, 1705, 2046, 2790, 2798, 2970, 3069, 3410, 4185, 4197, 5115, 6138, 6995, 8370, 8394, 9207, 10230, 12591, 13990, 15345, 15389, 18414, 20985, 25182, 30690, 30778, 37773, 41970, 43369, 46035, 46167, 62955, 75546, 76945, 86738, 92070, 92334, 125910, 130107, 138501, 153890, 188865, 216845, 230835, 260214, 277002, 377730, 390321, 415503, 433690, 461670, 477059, 650535, 692505, 780642, 831006, 954118, 1170963, 1301070, 1385010, 1431177, 1951605, 2077515, 2341926, 2385295, 2862354, 3903210, 4155030, 4293531, 4770590, 5854815, 7155885, 8587062, 11709630, 12880593, 14311770, 21467655, 25761186, 42935310, 64402965, 128805930]

約数ペア:

[(1, 128805930), (2, 64402965), (3, 42935310), (5, 25761186), (6, 21467655), (9, 14311770), (10, 12880593), (11, 11709630), (15, 8587062), (18, 7155885), (22, 5854815), (27, 4770590), (30, 4293531), (31, 4155030), (33, 3903210), (45, 2862354), (54, 2385295), (55, 2341926), (62, 2077515), (66, 1951605), (90, 1431177), (93, 1385010), (99, 1301070), (110, 1170963), (135, 954118), (155, 831006), (165, 780642), (186, 692505), (198, 650535), (270, 477059), (279, 461670), (297, 433690), (310, 415503), (330, 390321), (341, 377730), (465, 277002), (495, 260214), (558, 230835), (594, 216845), (682, 188865), (837, 153890), (930, 138501), (990, 130107), (1023, 125910), (1395, 92334), (1399, 92070), (1485, 86738), (1674, 76945), (1705, 75546), (2046, 62955), (2790, 46167), (2798, 46035), (2970, 43369), (3069, 41970), (3410, 37773), (4185, 30778), (4197, 30690), (5115, 25182), (6138, 20985), (6995, 18414), (8370, 15389), (8394, 15345), (9207, 13990), (10230, 12591)]