203942520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:366

約数の個数: 192

約数和(自身を含む): 694643040

約数和(自身を除く): 490700520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 61, 72, 74, 90, 111, 120, 122, 148, 180, 183, 185, 222, 244, 251, 296, 305, 333, 360, 366, 370, 444, 488, 502, 549, 555, 610, 666, 732, 740, 753, 888, 915, 1004, 1098, 1110, 1220, 1255, 1332, 1464, 1480, 1506, 1665, 1830, 2008, 2196, 2220, 2257, 2259, 2440, 2510, 2664, 2745, 3012, 3330, 3660, 3765, 4392, 4440, 4514, 4518, 5020, 5490, 6024, 6660, 6771, 7320, 7530, 9028, 9036, 9287, 10040, 10980, 11285, 11295, 13320, 13542, 15060, 15311, 18056, 18072, 18574, 20313, 21960, 22570, 22590, 27084, 27861, 30120, 30622, 33855, 37148, 40626, 45140, 45180, 45933, 46435, 54168, 55722, 61244, 67710, 74296, 76555, 81252, 83583, 90280, 90360, 91866, 92870, 101565, 111444, 122488, 135420, 137799, 139305, 153110, 162504, 167166, 183732, 185740, 203130, 222888, 229665, 270840, 275598, 278610, 306220, 334332, 367464, 371480, 406260, 417915, 459330, 551196, 557220, 566507, 612440, 668664, 688995, 812520, 835830, 918660, 1102392, 1114440, 1133014, 1377990, 1671660, 1699521, 1837320, 2266028, 2755980, 2832535, 3343320, 3399042, 4532056, 5098563, 5511960, 5665070, 6798084, 8497605, 10197126, 11330140, 13596168, 16995210, 20394252, 22660280, 25492815, 33990420, 40788504, 50985630, 67980840, 101971260, 203942520]

約数ペア:

[(1, 203942520), (2, 101971260), (3, 67980840), (4, 50985630), (5, 40788504), (6, 33990420), (8, 25492815), (9, 22660280), (10, 20394252), (12, 16995210), (15, 13596168), (18, 11330140), (20, 10197126), (24, 8497605), (30, 6798084), (36, 5665070), (37, 5511960), (40, 5098563), (45, 4532056), (60, 3399042), (61, 3343320), (72, 2832535), (74, 2755980), (90, 2266028), (111, 1837320), (120, 1699521), (122, 1671660), (148, 1377990), (180, 1133014), (183, 1114440), (185, 1102392), (222, 918660), (244, 835830), (251, 812520), (296, 688995), (305, 668664), (333, 612440), (360, 566507), (366, 557220), (370, 551196), (444, 459330), (488, 417915), (502, 406260), (549, 371480), (555, 367464), (610, 334332), (666, 306220), (732, 278610), (740, 275598), (753, 270840), (888, 229665), (915, 222888), (1004, 203130), (1098, 185740), (1110, 183732), (1220, 167166), (1255, 162504), (1332, 153110), (1464, 139305), (1480, 137799), (1506, 135420), (1665, 122488), (1830, 111444), (2008, 101565), (2196, 92870), (2220, 91866), (2257, 90360), (2259, 90280), (2440, 83583), (2510, 81252), (2664, 76555), (2745, 74296), (3012, 67710), (3330, 61244), (3660, 55722), (3765, 54168), (4392, 46435), (4440, 45933), (4514, 45180), (4518, 45140), (5020, 40626), (5490, 37148), (6024, 33855), (6660, 30622), (6771, 30120), (7320, 27861), (7530, 27084), (9028, 22590), (9036, 22570), (9287, 21960), (10040, 20313), (10980, 18574), (11285, 18072), (11295, 18056), (13320, 15311), (13542, 15060)]