1815940080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{840713}}^1$

素因数の和:840735

約数の個数: 80

約数和(自身を含む): 6254912160

約数和(自身を除く): 4438972080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 840713, 1681426, 2522139, 3362852, 4203565, 5044278, 6725704, 7566417, 8407130, 10088556, 12610695, 13451408, 15132834, 16814260, 20177112, 22699251, 25221390, 30265668, 33628520, 37832085, 40354224, 45398502, 50442780, 60531336, 67257040, 75664170, 90797004, 100885560, 113496255, 121062672, 151328340, 181594008, 201771120, 226992510, 302656680, 363188016, 453985020, 605313360, 907970040, 1815940080]

約数ペア:

[(1, 1815940080), (2, 907970040), (3, 605313360), (4, 453985020), (5, 363188016), (6, 302656680), (8, 226992510), (9, 201771120), (10, 181594008), (12, 151328340), (15, 121062672), (16, 113496255), (18, 100885560), (20, 90797004), (24, 75664170), (27, 67257040), (30, 60531336), (36, 50442780), (40, 45398502), (45, 40354224), (48, 37832085), (54, 33628520), (60, 30265668), (72, 25221390), (80, 22699251), (90, 20177112), (108, 16814260), (120, 15132834), (135, 13451408), (144, 12610695), (180, 10088556), (216, 8407130), (240, 7566417), (270, 6725704), (360, 5044278), (432, 4203565), (540, 3362852), (720, 2522139), (1080, 1681426), (2160, 840713)]