217699560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:468

約数の個数: 192

約数和(自身を含む): 769139280

約数和(自身を除く): 551439720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 181, 195, 234, 257, 260, 312, 360, 362, 390, 468, 514, 520, 543, 585, 724, 771, 780, 905, 936, 1028, 1086, 1170, 1285, 1448, 1542, 1560, 1629, 1810, 2056, 2172, 2313, 2340, 2353, 2570, 2715, 3084, 3258, 3341, 3620, 3855, 4344, 4626, 4680, 4706, 5140, 5430, 6168, 6516, 6682, 7059, 7240, 7710, 8145, 9252, 9412, 10023, 10280, 10860, 11565, 11765, 13032, 13364, 14118, 15420, 16290, 16705, 18504, 18824, 20046, 21177, 21720, 23130, 23530, 26728, 28236, 30069, 30840, 32580, 33410, 35295, 40092, 42354, 46260, 46517, 47060, 50115, 56472, 60138, 65160, 66820, 70590, 80184, 84708, 92520, 93034, 94120, 100230, 105885, 120276, 133640, 139551, 141180, 150345, 169416, 186068, 200460, 211770, 232585, 240552, 279102, 282360, 300690, 372136, 400920, 418653, 423540, 465170, 558204, 601380, 604721, 697755, 837306, 847080, 930340, 1116408, 1202760, 1209442, 1395510, 1674612, 1814163, 1860680, 2093265, 2418884, 2791020, 3023605, 3349224, 3628326, 4186530, 4837768, 5442489, 5582040, 6047210, 7256652, 8373060, 9070815, 10884978, 12094420, 14513304, 16746120, 18141630, 21769956, 24188840, 27212445, 36283260, 43539912, 54424890, 72566520, 108849780, 217699560]

約数ペア:

[(1, 217699560), (2, 108849780), (3, 72566520), (4, 54424890), (5, 43539912), (6, 36283260), (8, 27212445), (9, 24188840), (10, 21769956), (12, 18141630), (13, 16746120), (15, 14513304), (18, 12094420), (20, 10884978), (24, 9070815), (26, 8373060), (30, 7256652), (36, 6047210), (39, 5582040), (40, 5442489), (45, 4837768), (52, 4186530), (60, 3628326), (65, 3349224), (72, 3023605), (78, 2791020), (90, 2418884), (104, 2093265), (117, 1860680), (120, 1814163), (130, 1674612), (156, 1395510), (180, 1209442), (181, 1202760), (195, 1116408), (234, 930340), (257, 847080), (260, 837306), (312, 697755), (360, 604721), (362, 601380), (390, 558204), (468, 465170), (514, 423540), (520, 418653), (543, 400920), (585, 372136), (724, 300690), (771, 282360), (780, 279102), (905, 240552), (936, 232585), (1028, 211770), (1086, 200460), (1170, 186068), (1285, 169416), (1448, 150345), (1542, 141180), (1560, 139551), (1629, 133640), (1810, 120276), (2056, 105885), (2172, 100230), (2313, 94120), (2340, 93034), (2353, 92520), (2570, 84708), (2715, 80184), (3084, 70590), (3258, 66820), (3341, 65160), (3620, 60138), (3855, 56472), (4344, 50115), (4626, 47060), (4680, 46517), (4706, 46260), (5140, 42354), (5430, 40092), (6168, 35295), (6516, 33410), (6682, 32580), (7059, 30840), (7240, 30069), (7710, 28236), (8145, 26728), (9252, 23530), (9412, 23130), (10023, 21720), (10280, 21177), (10860, 20046), (11565, 18824), (11765, 18504), (13032, 16705), (13364, 16290), (14118, 15420)]