320213520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13477}}^1$

素因数の和:13510

約数の個数: 160

約数和(自身を含む): 1203315840

約数和(自身を除く): 883102320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 880, 990, 1080, 1188, 1320, 1485, 1584, 1980, 2160, 2376, 2640, 2970, 3960, 4752, 5940, 7920, 11880, 13477, 23760, 26954, 40431, 53908, 67385, 80862, 107816, 121293, 134770, 148247, 161724, 202155, 215632, 242586, 269540, 296494, 323448, 363879, 404310, 444741, 485172, 539080, 592988, 606465, 646896, 727758, 741235, 808620, 889482, 970344, 1078160, 1185976, 1212930, 1334223, 1455516, 1482470, 1617240, 1778964, 1819395, 1940688, 2223705, 2371952, 2425860, 2668446, 2911032, 2964940, 3234480, 3557928, 3638790, 4002669, 4447410, 4851720, 5336892, 5822064, 5929880, 6671115, 7115856, 7277580, 8005338, 8894820, 9703440, 10673784, 11859760, 13342230, 14555160, 16010676, 17789640, 20013345, 21347568, 26684460, 29110320, 32021352, 35579280, 40026690, 53368920, 64042704, 80053380, 106737840, 160106760, 320213520]

約数ペア:

[(1, 320213520), (2, 160106760), (3, 106737840), (4, 80053380), (5, 64042704), (6, 53368920), (8, 40026690), (9, 35579280), (10, 32021352), (11, 29110320), (12, 26684460), (15, 21347568), (16, 20013345), (18, 17789640), (20, 16010676), (22, 14555160), (24, 13342230), (27, 11859760), (30, 10673784), (33, 9703440), (36, 8894820), (40, 8005338), (44, 7277580), (45, 7115856), (48, 6671115), (54, 5929880), (55, 5822064), (60, 5336892), (66, 4851720), (72, 4447410), (80, 4002669), (88, 3638790), (90, 3557928), (99, 3234480), (108, 2964940), (110, 2911032), (120, 2668446), (132, 2425860), (135, 2371952), (144, 2223705), (165, 1940688), (176, 1819395), (180, 1778964), (198, 1617240), (216, 1482470), (220, 1455516), (240, 1334223), (264, 1212930), (270, 1185976), (297, 1078160), (330, 970344), (360, 889482), (396, 808620), (432, 741235), (440, 727758), (495, 646896), (528, 606465), (540, 592988), (594, 539080), (660, 485172), (720, 444741), (792, 404310), (880, 363879), (990, 323448), (1080, 296494), (1188, 269540), (1320, 242586), (1485, 215632), (1584, 202155), (1980, 161724), (2160, 148247), (2376, 134770), (2640, 121293), (2970, 107816), (3960, 80862), (4752, 67385), (5940, 53908), (7920, 40431), (11880, 26954), (13477, 23760)]