80823780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{433}}^1$

素因数の和:526

約数の個数: 144

約数和(自身を含む): 264451824

約数和(自身を除く): 183628044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 61, 68, 85, 90, 102, 122, 153, 170, 180, 183, 204, 244, 255, 305, 306, 340, 366, 433, 510, 549, 610, 612, 732, 765, 866, 915, 1020, 1037, 1098, 1220, 1299, 1530, 1732, 1830, 2074, 2165, 2196, 2598, 2745, 3060, 3111, 3660, 3897, 4148, 4330, 5185, 5196, 5490, 6222, 6495, 7361, 7794, 8660, 9333, 10370, 10980, 12444, 12990, 14722, 15555, 15588, 18666, 19485, 20740, 22083, 25980, 26413, 29444, 31110, 36805, 37332, 38970, 44166, 46665, 52826, 62220, 66249, 73610, 77940, 79239, 88332, 93330, 105652, 110415, 132065, 132498, 147220, 158478, 186660, 220830, 237717, 264130, 264996, 316956, 331245, 396195, 441660, 449021, 475434, 528260, 662490, 792390, 898042, 950868, 1188585, 1324980, 1347063, 1584780, 1796084, 2245105, 2377170, 2694126, 4041189, 4490210, 4754340, 5388252, 6735315, 8082378, 8980420, 13470630, 16164756, 20205945, 26941260, 40411890, 80823780]

約数ペア:

[(1, 80823780), (2, 40411890), (3, 26941260), (4, 20205945), (5, 16164756), (6, 13470630), (9, 8980420), (10, 8082378), (12, 6735315), (15, 5388252), (17, 4754340), (18, 4490210), (20, 4041189), (30, 2694126), (34, 2377170), (36, 2245105), (45, 1796084), (51, 1584780), (60, 1347063), (61, 1324980), (68, 1188585), (85, 950868), (90, 898042), (102, 792390), (122, 662490), (153, 528260), (170, 475434), (180, 449021), (183, 441660), (204, 396195), (244, 331245), (255, 316956), (305, 264996), (306, 264130), (340, 237717), (366, 220830), (433, 186660), (510, 158478), (549, 147220), (610, 132498), (612, 132065), (732, 110415), (765, 105652), (866, 93330), (915, 88332), (1020, 79239), (1037, 77940), (1098, 73610), (1220, 66249), (1299, 62220), (1530, 52826), (1732, 46665), (1830, 44166), (2074, 38970), (2165, 37332), (2196, 36805), (2598, 31110), (2745, 29444), (3060, 26413), (3111, 25980), (3660, 22083), (3897, 20740), (4148, 19485), (4330, 18666), (5185, 15588), (5196, 15555), (5490, 14722), (6222, 12990), (6495, 12444), (7361, 10980), (7794, 10370), (8660, 9333)]