78063720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{467}}^1$

素因数の和:687

約数の個数: 128

約数和(自身を含む): 269568000

約数和(自身を除く): 191504280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 199, 210, 280, 398, 420, 467, 597, 796, 840, 934, 995, 1194, 1393, 1401, 1592, 1868, 1990, 2335, 2388, 2786, 2802, 2985, 3269, 3736, 3980, 4179, 4670, 4776, 5572, 5604, 5970, 6538, 6965, 7005, 7960, 8358, 9340, 9807, 11144, 11208, 11940, 13076, 13930, 14010, 16345, 16716, 18680, 19614, 20895, 23880, 26152, 27860, 28020, 32690, 33432, 39228, 41790, 49035, 55720, 56040, 65380, 78456, 83580, 92933, 98070, 130760, 167160, 185866, 196140, 278799, 371732, 392280, 464665, 557598, 650531, 743464, 929330, 1115196, 1301062, 1393995, 1858660, 1951593, 2230392, 2602124, 2787990, 3252655, 3717320, 3903186, 5204248, 5575980, 6505310, 7806372, 9757965, 11151960, 13010620, 15612744, 19515930, 26021240, 39031860, 78063720]

約数ペア:

[(1, 78063720), (2, 39031860), (3, 26021240), (4, 19515930), (5, 15612744), (6, 13010620), (7, 11151960), (8, 9757965), (10, 7806372), (12, 6505310), (14, 5575980), (15, 5204248), (20, 3903186), (21, 3717320), (24, 3252655), (28, 2787990), (30, 2602124), (35, 2230392), (40, 1951593), (42, 1858660), (56, 1393995), (60, 1301062), (70, 1115196), (84, 929330), (105, 743464), (120, 650531), (140, 557598), (168, 464665), (199, 392280), (210, 371732), (280, 278799), (398, 196140), (420, 185866), (467, 167160), (597, 130760), (796, 98070), (840, 92933), (934, 83580), (995, 78456), (1194, 65380), (1393, 56040), (1401, 55720), (1592, 49035), (1868, 41790), (1990, 39228), (2335, 33432), (2388, 32690), (2786, 28020), (2802, 27860), (2985, 26152), (3269, 23880), (3736, 20895), (3980, 19614), (4179, 18680), (4670, 16716), (4776, 16345), (5572, 14010), (5604, 13930), (5970, 13076), (6538, 11940), (6965, 11208), (7005, 11144), (7960, 9807), (8358, 9340)]