31296720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1433}}^1$

素因数の和:1469

約数の個数: 160

約数和(自身を含む): 119492352

約数和(自身を除く): 88195632

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1433, 1456, 1560, 1680, 1820, 2184, 2730, 2866, 3120, 3640, 4299, 4368, 5460, 5732, 7165, 7280, 8598, 10031, 10920, 11464, 14330, 17196, 18629, 20062, 21495, 21840, 22928, 28660, 30093, 34392, 37258, 40124, 42990, 50155, 55887, 57320, 60186, 68784, 74516, 80248, 85980, 93145, 100310, 111774, 114640, 120372, 130403, 149032, 150465, 160496, 171960, 186290, 200620, 223548, 240744, 260806, 279435, 298064, 300930, 343920, 372580, 391209, 401240, 447096, 481488, 521612, 558870, 601860, 652015, 745160, 782418, 802480, 894192, 1043224, 1117740, 1203720, 1304030, 1490320, 1564836, 1956045, 2086448, 2235480, 2407440, 2608060, 3129672, 3912090, 4470960, 5216120, 6259344, 7824180, 10432240, 15648360, 31296720]

約数ペア:

[(1, 31296720), (2, 15648360), (3, 10432240), (4, 7824180), (5, 6259344), (6, 5216120), (7, 4470960), (8, 3912090), (10, 3129672), (12, 2608060), (13, 2407440), (14, 2235480), (15, 2086448), (16, 1956045), (20, 1564836), (21, 1490320), (24, 1304030), (26, 1203720), (28, 1117740), (30, 1043224), (35, 894192), (39, 802480), (40, 782418), (42, 745160), (48, 652015), (52, 601860), (56, 558870), (60, 521612), (65, 481488), (70, 447096), (78, 401240), (80, 391209), (84, 372580), (91, 343920), (104, 300930), (105, 298064), (112, 279435), (120, 260806), (130, 240744), (140, 223548), (156, 200620), (168, 186290), (182, 171960), (195, 160496), (208, 150465), (210, 149032), (240, 130403), (260, 120372), (273, 114640), (280, 111774), (312, 100310), (336, 93145), (364, 85980), (390, 80248), (420, 74516), (455, 68784), (520, 60186), (546, 57320), (560, 55887), (624, 50155), (728, 42990), (780, 40124), (840, 37258), (910, 34392), (1040, 30093), (1092, 28660), (1365, 22928), (1433, 21840), (1456, 21495), (1560, 20062), (1680, 18629), (1820, 17196), (2184, 14330), (2730, 11464), (2866, 10920), (3120, 10031), (3640, 8598), (4299, 7280), (4368, 7165), (5460, 5732)]