68245920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:675

約数の個数: 144

約数和(自身を含む): 236107872

約数和(自身を除く): 167861952

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, 83, 90, 96, 120, 144, 160, 166, 180, 240, 249, 288, 332, 360, 415, 480, 498, 571, 664, 720, 747, 830, 996, 1142, 1245, 1328, 1440, 1494, 1660, 1713, 1992, 2284, 2490, 2656, 2855, 2988, 3320, 3426, 3735, 3984, 4568, 4980, 5139, 5710, 5976, 6640, 6852, 7470, 7968, 8565, 9136, 9960, 10278, 11420, 11952, 13280, 13704, 14940, 17130, 18272, 19920, 20556, 22840, 23904, 25695, 27408, 29880, 34260, 39840, 41112, 45680, 47393, 51390, 54816, 59760, 68520, 82224, 91360, 94786, 102780, 119520, 137040, 142179, 164448, 189572, 205560, 236965, 274080, 284358, 379144, 411120, 426537, 473930, 568716, 710895, 758288, 822240, 853074, 947860, 1137432, 1421790, 1516576, 1706148, 1895720, 2132685, 2274864, 2843580, 3412296, 3791440, 4265370, 4549728, 5687160, 6824592, 7582880, 8530740, 11374320, 13649184, 17061480, 22748640, 34122960, 68245920]

約数ペア:

[(1, 68245920), (2, 34122960), (3, 22748640), (4, 17061480), (5, 13649184), (6, 11374320), (8, 8530740), (9, 7582880), (10, 6824592), (12, 5687160), (15, 4549728), (16, 4265370), (18, 3791440), (20, 3412296), (24, 2843580), (30, 2274864), (32, 2132685), (36, 1895720), (40, 1706148), (45, 1516576), (48, 1421790), (60, 1137432), (72, 947860), (80, 853074), (83, 822240), (90, 758288), (96, 710895), (120, 568716), (144, 473930), (160, 426537), (166, 411120), (180, 379144), (240, 284358), (249, 274080), (288, 236965), (332, 205560), (360, 189572), (415, 164448), (480, 142179), (498, 137040), (571, 119520), (664, 102780), (720, 94786), (747, 91360), (830, 82224), (996, 68520), (1142, 59760), (1245, 54816), (1328, 51390), (1440, 47393), (1494, 45680), (1660, 41112), (1713, 39840), (1992, 34260), (2284, 29880), (2490, 27408), (2656, 25695), (2855, 23904), (2988, 22840), (3320, 20556), (3426, 19920), (3735, 18272), (3984, 17130), (4568, 14940), (4980, 13704), (5139, 13280), (5710, 11952), (5976, 11420), (6640, 10278), (6852, 9960), (7470, 9136), (7968, 8565)]