31940640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:603

約数の個数: 144

約数和(自身を含む): 111862296

約数和(自身を除く): 79921656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 96, 120, 123, 144, 160, 164, 180, 205, 240, 246, 288, 328, 360, 369, 410, 480, 492, 541, 615, 656, 720, 738, 820, 984, 1082, 1230, 1312, 1440, 1476, 1623, 1640, 1845, 1968, 2164, 2460, 2705, 2952, 3246, 3280, 3690, 3936, 4328, 4869, 4920, 5410, 5904, 6492, 6560, 7380, 8115, 8656, 9738, 9840, 10820, 11808, 12984, 14760, 16230, 17312, 19476, 19680, 21640, 22181, 24345, 25968, 29520, 32460, 38952, 43280, 44362, 48690, 51936, 59040, 64920, 66543, 77904, 86560, 88724, 97380, 110905, 129840, 133086, 155808, 177448, 194760, 199629, 221810, 259680, 266172, 332715, 354896, 389520, 399258, 443620, 532344, 665430, 709792, 779040, 798516, 887240, 998145, 1064688, 1330860, 1597032, 1774480, 1996290, 2129376, 2661720, 3194064, 3548960, 3992580, 5323440, 6388128, 7985160, 10646880, 15970320, 31940640]

約数ペア:

[(1, 31940640), (2, 15970320), (3, 10646880), (4, 7985160), (5, 6388128), (6, 5323440), (8, 3992580), (9, 3548960), (10, 3194064), (12, 2661720), (15, 2129376), (16, 1996290), (18, 1774480), (20, 1597032), (24, 1330860), (30, 1064688), (32, 998145), (36, 887240), (40, 798516), (41, 779040), (45, 709792), (48, 665430), (60, 532344), (72, 443620), (80, 399258), (82, 389520), (90, 354896), (96, 332715), (120, 266172), (123, 259680), (144, 221810), (160, 199629), (164, 194760), (180, 177448), (205, 155808), (240, 133086), (246, 129840), (288, 110905), (328, 97380), (360, 88724), (369, 86560), (410, 77904), (480, 66543), (492, 64920), (541, 59040), (615, 51936), (656, 48690), (720, 44362), (738, 43280), (820, 38952), (984, 32460), (1082, 29520), (1230, 25968), (1312, 24345), (1440, 22181), (1476, 21640), (1623, 19680), (1640, 19476), (1845, 17312), (1968, 16230), (2164, 14760), (2460, 12984), (2705, 11808), (2952, 10820), (3246, 9840), (3280, 9738), (3690, 8656), (3936, 8115), (4328, 7380), (4869, 6560), (4920, 6492), (5410, 5904)]