31946040

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{1811}}^1$

素因数の和:1842

約数の個数: 144

約数和(自身を含む): 120842280

約数和(自身を除く): 88896240

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, 1811, 1960, 2205, 2520, 2940, 3528, 3622, 4410, 5433, 5880, 7244, 8820, 9055, 10866, 12677, 14488, 16299, 17640, 18110, 21732, 25354, 27165, 32598, 36220, 38031, 43464, 50708, 54330, 63385, 65196, 72440, 76062, 81495, 88739, 101416, 108660, 114093, 126770, 130392, 152124, 162990, 177478, 190155, 217320, 228186, 253540, 266217, 304248, 325980, 354956, 380310, 443695, 456372, 507080, 532434, 570465, 651960, 709912, 760620, 798651, 887390, 912744, 1064868, 1140930, 1331085, 1521240, 1597302, 1774780, 2129736, 2281860, 2662170, 3194604, 3549560, 3993255, 4563720, 5324340, 6389208, 7986510, 10648680, 15973020, 31946040]

約数ペア:

[(1, 31946040), (2, 15973020), (3, 10648680), (4, 7986510), (5, 6389208), (6, 5324340), (7, 4563720), (8, 3993255), (9, 3549560), (10, 3194604), (12, 2662170), (14, 2281860), (15, 2129736), (18, 1774780), (20, 1597302), (21, 1521240), (24, 1331085), (28, 1140930), (30, 1064868), (35, 912744), (36, 887390), (40, 798651), (42, 760620), (45, 709912), (49, 651960), (56, 570465), (60, 532434), (63, 507080), (70, 456372), (72, 443695), (84, 380310), (90, 354956), (98, 325980), (105, 304248), (120, 266217), (126, 253540), (140, 228186), (147, 217320), (168, 190155), (180, 177478), (196, 162990), (210, 152124), (245, 130392), (252, 126770), (280, 114093), (294, 108660), (315, 101416), (360, 88739), (392, 81495), (420, 76062), (441, 72440), (490, 65196), (504, 63385), (588, 54330), (630, 50708), (735, 43464), (840, 38031), (882, 36220), (980, 32598), (1176, 27165), (1260, 25354), (1470, 21732), (1764, 18110), (1811, 17640), (1960, 16299), (2205, 14488), (2520, 12677), (2940, 10866), (3528, 9055), (3622, 8820), (4410, 7244), (5433, 5880)]