66984480

素因数分解:

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

素因数の和:459

約数の個数: 144

約数和(自身を含む): 230741784

約数和(自身を除く): 163757304

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 181, 240, 257, 288, 360, 362, 480, 514, 543, 720, 724, 771, 905, 1028, 1086, 1285, 1440, 1448, 1542, 1629, 1810, 2056, 2172, 2313, 2570, 2715, 2896, 3084, 3258, 3620, 3855, 4112, 4344, 4626, 5140, 5430, 5792, 6168, 6516, 7240, 7710, 8145, 8224, 8688, 9252, 10280, 10860, 11565, 12336, 13032, 14480, 15420, 16290, 17376, 18504, 20560, 21720, 23130, 24672, 26064, 28960, 30840, 32580, 37008, 41120, 43440, 46260, 46517, 52128, 61680, 65160, 74016, 86880, 92520, 93034, 123360, 130320, 139551, 185040, 186068, 232585, 260640, 279102, 370080, 372136, 418653, 465170, 558204, 697755, 744272, 837306, 930340, 1116408, 1395510, 1488544, 1674612, 1860680, 2093265, 2232816, 2791020, 3349224, 3721360, 4186530, 4465632, 5582040, 6698448, 7442720, 8373060, 11164080, 13396896, 16746120, 22328160, 33492240, 66984480]

約数ペア:

[(1, 66984480), (2, 33492240), (3, 22328160), (4, 16746120), (5, 13396896), (6, 11164080), (8, 8373060), (9, 7442720), (10, 6698448), (12, 5582040), (15, 4465632), (16, 4186530), (18, 3721360), (20, 3349224), (24, 2791020), (30, 2232816), (32, 2093265), (36, 1860680), (40, 1674612), (45, 1488544), (48, 1395510), (60, 1116408), (72, 930340), (80, 837306), (90, 744272), (96, 697755), (120, 558204), (144, 465170), (160, 418653), (180, 372136), (181, 370080), (240, 279102), (257, 260640), (288, 232585), (360, 186068), (362, 185040), (480, 139551), (514, 130320), (543, 123360), (720, 93034), (724, 92520), (771, 86880), (905, 74016), (1028, 65160), (1086, 61680), (1285, 52128), (1440, 46517), (1448, 46260), (1542, 43440), (1629, 41120), (1810, 37008), (2056, 32580), (2172, 30840), (2313, 28960), (2570, 26064), (2715, 24672), (2896, 23130), (3084, 21720), (3258, 20560), (3620, 18504), (3855, 17376), (4112, 16290), (4344, 15420), (4626, 14480), (5140, 13032), (5430, 12336), (5792, 11565), (6168, 10860), (6516, 10280), (7240, 9252), (7710, 8688), (8145, 8224)]