27920040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 88646400

約数和(自身を除く): 60726360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 71, 87, 113, 116, 120, 142, 145, 174, 213, 226, 232, 284, 290, 339, 348, 355, 426, 435, 452, 565, 568, 580, 678, 696, 710, 852, 870, 904, 1065, 1130, 1160, 1356, 1420, 1695, 1704, 1740, 2059, 2130, 2260, 2712, 2840, 3277, 3390, 3480, 4118, 4260, 4520, 6177, 6554, 6780, 8023, 8236, 8520, 9831, 10295, 12354, 13108, 13560, 16046, 16385, 16472, 19662, 20590, 24069, 24708, 26216, 30885, 32092, 32770, 39324, 40115, 41180, 48138, 49155, 49416, 61770, 64184, 65540, 78648, 80230, 82360, 96276, 98310, 120345, 123540, 131080, 160460, 192552, 196620, 232667, 240690, 247080, 320920, 393240, 465334, 481380, 698001, 930668, 962760, 1163335, 1396002, 1861336, 2326670, 2792004, 3490005, 4653340, 5584008, 6980010, 9306680, 13960020, 27920040]

約数ペア:

[(1, 27920040), (2, 13960020), (3, 9306680), (4, 6980010), (5, 5584008), (6, 4653340), (8, 3490005), (10, 2792004), (12, 2326670), (15, 1861336), (20, 1396002), (24, 1163335), (29, 962760), (30, 930668), (40, 698001), (58, 481380), (60, 465334), (71, 393240), (87, 320920), (113, 247080), (116, 240690), (120, 232667), (142, 196620), (145, 192552), (174, 160460), (213, 131080), (226, 123540), (232, 120345), (284, 98310), (290, 96276), (339, 82360), (348, 80230), (355, 78648), (426, 65540), (435, 64184), (452, 61770), (565, 49416), (568, 49155), (580, 48138), (678, 41180), (696, 40115), (710, 39324), (852, 32770), (870, 32092), (904, 30885), (1065, 26216), (1130, 24708), (1160, 24069), (1356, 20590), (1420, 19662), (1695, 16472), (1704, 16385), (1740, 16046), (2059, 13560), (2130, 13108), (2260, 12354), (2712, 10295), (2840, 9831), (3277, 8520), (3390, 8236), (3480, 8023), (4118, 6780), (4260, 6554), (4520, 6177)]