155705220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2383}}^1$

素因数の和:2423

約数の個数: 144

約数和(自身を含む): 532680960

約数和(自身を除く): 376975740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 121, 132, 135, 165, 180, 198, 220, 242, 270, 297, 330, 363, 396, 484, 495, 540, 594, 605, 660, 726, 990, 1089, 1188, 1210, 1452, 1485, 1815, 1980, 2178, 2383, 2420, 2970, 3267, 3630, 4356, 4766, 5445, 5940, 6534, 7149, 7260, 9532, 10890, 11915, 13068, 14298, 16335, 21447, 21780, 23830, 26213, 28596, 32670, 35745, 42894, 47660, 52426, 64341, 65340, 71490, 78639, 85788, 104852, 107235, 128682, 131065, 142980, 157278, 214470, 235917, 257364, 262130, 288343, 314556, 321705, 393195, 428940, 471834, 524260, 576686, 643410, 707751, 786390, 865029, 943668, 1153372, 1179585, 1286820, 1415502, 1441715, 1572780, 1730058, 2359170, 2595087, 2831004, 2883430, 3460116, 3538755, 4325145, 4718340, 5190174, 5766860, 7077510, 7785261, 8650290, 10380348, 12975435, 14155020, 15570522, 17300580, 25950870, 31141044, 38926305, 51901740, 77852610, 155705220]

約数ペア:

[(1, 155705220), (2, 77852610), (3, 51901740), (4, 38926305), (5, 31141044), (6, 25950870), (9, 17300580), (10, 15570522), (11, 14155020), (12, 12975435), (15, 10380348), (18, 8650290), (20, 7785261), (22, 7077510), (27, 5766860), (30, 5190174), (33, 4718340), (36, 4325145), (44, 3538755), (45, 3460116), (54, 2883430), (55, 2831004), (60, 2595087), (66, 2359170), (90, 1730058), (99, 1572780), (108, 1441715), (110, 1415502), (121, 1286820), (132, 1179585), (135, 1153372), (165, 943668), (180, 865029), (198, 786390), (220, 707751), (242, 643410), (270, 576686), (297, 524260), (330, 471834), (363, 428940), (396, 393195), (484, 321705), (495, 314556), (540, 288343), (594, 262130), (605, 257364), (660, 235917), (726, 214470), (990, 157278), (1089, 142980), (1188, 131065), (1210, 128682), (1452, 107235), (1485, 104852), (1815, 85788), (1980, 78639), (2178, 71490), (2383, 65340), (2420, 64341), (2970, 52426), (3267, 47660), (3630, 42894), (4356, 35745), (4766, 32670), (5445, 28596), (5940, 26213), (6534, 23830), (7149, 21780), (7260, 21447), (9532, 16335), (10890, 14298), (11915, 13068)]