209183730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:648

約数の個数: 128

約数和(自身を含む): 611020800

約数和(自身を除く): 401837070

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 103, 105, 114, 133, 190, 206, 210, 266, 285, 309, 399, 509, 515, 570, 618, 665, 721, 798, 1018, 1030, 1330, 1442, 1527, 1545, 1957, 1995, 2163, 2545, 3054, 3090, 3563, 3605, 3914, 3990, 4326, 5090, 5871, 7126, 7210, 7635, 9671, 9785, 10689, 10815, 11742, 13699, 15270, 17815, 19342, 19570, 21378, 21630, 27398, 29013, 29355, 35630, 41097, 48355, 52427, 53445, 58026, 58710, 67697, 68495, 82194, 96710, 104854, 106890, 135394, 136990, 145065, 157281, 203091, 205485, 262135, 290130, 314562, 338485, 366989, 406182, 410970, 524270, 676970, 733978, 786405, 996113, 1015455, 1100967, 1572810, 1834945, 1992226, 2030910, 2201934, 2988339, 3669890, 4980565, 5504835, 5976678, 6972791, 9961130, 11009670, 13945582, 14941695, 20918373, 29883390, 34863955, 41836746, 69727910, 104591865, 209183730]

約数ペア:

[(1, 209183730), (2, 104591865), (3, 69727910), (5, 41836746), (6, 34863955), (7, 29883390), (10, 20918373), (14, 14941695), (15, 13945582), (19, 11009670), (21, 9961130), (30, 6972791), (35, 5976678), (38, 5504835), (42, 4980565), (57, 3669890), (70, 2988339), (95, 2201934), (103, 2030910), (105, 1992226), (114, 1834945), (133, 1572810), (190, 1100967), (206, 1015455), (210, 996113), (266, 786405), (285, 733978), (309, 676970), (399, 524270), (509, 410970), (515, 406182), (570, 366989), (618, 338485), (665, 314562), (721, 290130), (798, 262135), (1018, 205485), (1030, 203091), (1330, 157281), (1442, 145065), (1527, 136990), (1545, 135394), (1957, 106890), (1995, 104854), (2163, 96710), (2545, 82194), (3054, 68495), (3090, 67697), (3563, 58710), (3605, 58026), (3914, 53445), (3990, 52427), (4326, 48355), (5090, 41097), (5871, 35630), (7126, 29355), (7210, 29013), (7635, 27398), (9671, 21630), (9785, 21378), (10689, 19570), (10815, 19342), (11742, 17815), (13699, 15270)]