808010720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:449

約数の個数: 192

約数和(自身を含む): 2228808960

約数和(自身を除く): 1420798240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 73, 76, 80, 88, 95, 110, 146, 152, 160, 176, 190, 209, 220, 292, 304, 331, 352, 365, 380, 418, 440, 584, 608, 662, 730, 760, 803, 836, 880, 1045, 1168, 1324, 1387, 1460, 1520, 1606, 1655, 1672, 1760, 2090, 2336, 2648, 2774, 2920, 3040, 3212, 3310, 3344, 3641, 4015, 4180, 5296, 5548, 5840, 6289, 6424, 6620, 6688, 6935, 7282, 8030, 8360, 10592, 11096, 11680, 12578, 12848, 13240, 13870, 14564, 15257, 16060, 16720, 18205, 22192, 24163, 25156, 25696, 26480, 27740, 29128, 30514, 31445, 32120, 33440, 36410, 44384, 48326, 50312, 52960, 55480, 58256, 61028, 62890, 64240, 69179, 72820, 76285, 96652, 100624, 110960, 116512, 120815, 122056, 125780, 128480, 138358, 145640, 152570, 193304, 201248, 221920, 241630, 244112, 251560, 265793, 276716, 291280, 305140, 345895, 386608, 459097, 483260, 488224, 503120, 531586, 553432, 582560, 610280, 691790, 773216, 918194, 966520, 1006240, 1063172, 1106864, 1220560, 1328965, 1383580, 1836388, 1933040, 2126344, 2213728, 2295485, 2441120, 2657930, 2767160, 3672776, 3866080, 4252688, 4590970, 5050067, 5315860, 5534320, 7345552, 8505376, 9181940, 10100134, 10631720, 11068640, 14691104, 18363880, 20200268, 21263440, 25250335, 36727760, 40400536, 42526880, 50500670, 73455520, 80801072, 101001340, 161602144, 202002680, 404005360, 808010720]

約数ペア:

[(1, 808010720), (2, 404005360), (4, 202002680), (5, 161602144), (8, 101001340), (10, 80801072), (11, 73455520), (16, 50500670), (19, 42526880), (20, 40400536), (22, 36727760), (32, 25250335), (38, 21263440), (40, 20200268), (44, 18363880), (55, 14691104), (73, 11068640), (76, 10631720), (80, 10100134), (88, 9181940), (95, 8505376), (110, 7345552), (146, 5534320), (152, 5315860), (160, 5050067), (176, 4590970), (190, 4252688), (209, 3866080), (220, 3672776), (292, 2767160), (304, 2657930), (331, 2441120), (352, 2295485), (365, 2213728), (380, 2126344), (418, 1933040), (440, 1836388), (584, 1383580), (608, 1328965), (662, 1220560), (730, 1106864), (760, 1063172), (803, 1006240), (836, 966520), (880, 918194), (1045, 773216), (1168, 691790), (1324, 610280), (1387, 582560), (1460, 553432), (1520, 531586), (1606, 503120), (1655, 488224), (1672, 483260), (1760, 459097), (2090, 386608), (2336, 345895), (2648, 305140), (2774, 291280), (2920, 276716), (3040, 265793), (3212, 251560), (3310, 244112), (3344, 241630), (3641, 221920), (4015, 201248), (4180, 193304), (5296, 152570), (5548, 145640), (5840, 138358), (6289, 128480), (6424, 125780), (6620, 122056), (6688, 120815), (6935, 116512), (7282, 110960), (8030, 100624), (8360, 96652), (10592, 76285), (11096, 72820), (11680, 69179), (12578, 64240), (12848, 62890), (13240, 61028), (13870, 58256), (14564, 55480), (15257, 52960), (16060, 50312), (16720, 48326), (18205, 44384), (22192, 36410), (24163, 33440), (25156, 32120), (25696, 31445), (26480, 30514), (27740, 29128)]