553666680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{31387}}^1$

素因数の和:31418

約数の個数: 144

約数和(自身を含む): 2093265720

約数和(自身を除く): 1539599040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 31387, 62774, 94161, 125548, 156935, 188322, 219709, 251096, 282483, 313870, 376644, 439418, 470805, 564966, 627740, 659127, 753288, 878836, 941610, 1098545, 1129932, 1255480, 1318254, 1412415, 1537963, 1757672, 1883220, 1977381, 2197090, 2259864, 2636508, 2824830, 3075926, 3295635, 3766440, 3954762, 4394180, 4613889, 5273016, 5649660, 6151852, 6591270, 7689815, 7909524, 8788360, 9227778, 9886905, 11299320, 12303704, 13182540, 13841667, 15379630, 15819048, 18455556, 19773810, 23069445, 26365080, 27683334, 30759260, 36911112, 39547620, 46138890, 55366668, 61518520, 69208335, 79095240, 92277780, 110733336, 138416670, 184555560, 276833340, 553666680]

約数ペア:

[(1, 553666680), (2, 276833340), (3, 184555560), (4, 138416670), (5, 110733336), (6, 92277780), (7, 79095240), (8, 69208335), (9, 61518520), (10, 55366668), (12, 46138890), (14, 39547620), (15, 36911112), (18, 30759260), (20, 27683334), (21, 26365080), (24, 23069445), (28, 19773810), (30, 18455556), (35, 15819048), (36, 15379630), (40, 13841667), (42, 13182540), (45, 12303704), (49, 11299320), (56, 9886905), (60, 9227778), (63, 8788360), (70, 7909524), (72, 7689815), (84, 6591270), (90, 6151852), (98, 5649660), (105, 5273016), (120, 4613889), (126, 4394180), (140, 3954762), (147, 3766440), (168, 3295635), (180, 3075926), (196, 2824830), (210, 2636508), (245, 2259864), (252, 2197090), (280, 1977381), (294, 1883220), (315, 1757672), (360, 1537963), (392, 1412415), (420, 1318254), (441, 1255480), (490, 1129932), (504, 1098545), (588, 941610), (630, 878836), (735, 753288), (840, 659127), (882, 627740), (980, 564966), (1176, 470805), (1260, 439418), (1470, 376644), (1764, 313870), (1960, 282483), (2205, 251096), (2520, 219709), (2940, 188322), (3528, 156935), (4410, 125548), (5880, 94161), (8820, 62774), (17640, 31387)]