128778060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{503}}^1$

素因数の和:783

約数の個数: 96

約数和(自身を含む): 384072192

約数和(自身を除く): 255294132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 251, 255, 340, 502, 503, 510, 753, 1004, 1006, 1020, 1255, 1506, 1509, 2012, 2510, 2515, 3012, 3018, 3765, 4267, 5020, 5030, 6036, 7530, 7545, 8534, 8551, 10060, 12801, 15060, 15090, 17068, 17102, 21335, 25602, 25653, 30180, 34204, 42670, 42755, 51204, 51306, 64005, 85340, 85510, 102612, 126253, 128010, 128265, 171020, 252506, 256020, 256530, 378759, 505012, 513060, 631265, 757518, 1262530, 1515036, 1893795, 2146301, 2525060, 3787590, 4292602, 6438903, 7575180, 8585204, 10731505, 12877806, 21463010, 25755612, 32194515, 42926020, 64389030, 128778060]

約数ペア:

[(1, 128778060), (2, 64389030), (3, 42926020), (4, 32194515), (5, 25755612), (6, 21463010), (10, 12877806), (12, 10731505), (15, 8585204), (17, 7575180), (20, 6438903), (30, 4292602), (34, 3787590), (51, 2525060), (60, 2146301), (68, 1893795), (85, 1515036), (102, 1262530), (170, 757518), (204, 631265), (251, 513060), (255, 505012), (340, 378759), (502, 256530), (503, 256020), (510, 252506), (753, 171020), (1004, 128265), (1006, 128010), (1020, 126253), (1255, 102612), (1506, 85510), (1509, 85340), (2012, 64005), (2510, 51306), (2515, 51204), (3012, 42755), (3018, 42670), (3765, 34204), (4267, 30180), (5020, 25653), (5030, 25602), (6036, 21335), (7530, 17102), (7545, 17068), (8534, 15090), (8551, 15060), (10060, 12801)]