82641420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:384

約数の個数: 144

約数和(自身を含む): 268894080

約数和(自身を除く): 186252660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 113, 153, 170, 180, 204, 226, 239, 255, 306, 339, 340, 452, 478, 510, 565, 612, 678, 717, 765, 956, 1017, 1020, 1130, 1195, 1356, 1434, 1530, 1695, 1921, 2034, 2151, 2260, 2390, 2868, 3060, 3390, 3585, 3842, 4063, 4068, 4302, 4780, 5085, 5763, 6780, 7170, 7684, 8126, 8604, 9605, 10170, 10755, 11526, 12189, 14340, 16252, 17289, 19210, 20315, 20340, 21510, 23052, 24378, 27007, 28815, 34578, 36567, 38420, 40630, 43020, 48756, 54014, 57630, 60945, 69156, 73134, 81021, 81260, 86445, 108028, 115260, 121890, 135035, 146268, 162042, 172890, 182835, 243063, 243780, 270070, 324084, 345780, 365670, 405105, 459119, 486126, 540140, 731340, 810210, 918238, 972252, 1215315, 1377357, 1620420, 1836476, 2295595, 2430630, 2754714, 4132071, 4591190, 4861260, 5509428, 6886785, 8264142, 9182380, 13773570, 16528284, 20660355, 27547140, 41320710, 82641420]

約数ペア:

[(1, 82641420), (2, 41320710), (3, 27547140), (4, 20660355), (5, 16528284), (6, 13773570), (9, 9182380), (10, 8264142), (12, 6886785), (15, 5509428), (17, 4861260), (18, 4591190), (20, 4132071), (30, 2754714), (34, 2430630), (36, 2295595), (45, 1836476), (51, 1620420), (60, 1377357), (68, 1215315), (85, 972252), (90, 918238), (102, 810210), (113, 731340), (153, 540140), (170, 486126), (180, 459119), (204, 405105), (226, 365670), (239, 345780), (255, 324084), (306, 270070), (339, 243780), (340, 243063), (452, 182835), (478, 172890), (510, 162042), (565, 146268), (612, 135035), (678, 121890), (717, 115260), (765, 108028), (956, 86445), (1017, 81260), (1020, 81021), (1130, 73134), (1195, 69156), (1356, 60945), (1434, 57630), (1530, 54014), (1695, 48756), (1921, 43020), (2034, 40630), (2151, 38420), (2260, 36567), (2390, 34578), (2868, 28815), (3060, 27007), (3390, 24378), (3585, 23052), (3842, 21510), (4063, 20340), (4068, 20315), (4302, 19210), (4780, 17289), (5085, 16252), (5763, 14340), (6780, 12189), (7170, 11526), (7684, 10755), (8126, 10170), (8604, 9605)]