78320970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:237

約数の個数: 192

約数和(自身を含む): 255999744

約数和(自身を除く): 177678774

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 73, 78, 90, 91, 105, 117, 126, 130, 131, 146, 182, 195, 210, 219, 234, 262, 273, 315, 365, 390, 393, 438, 455, 511, 546, 585, 630, 655, 657, 730, 786, 819, 910, 917, 949, 1022, 1095, 1170, 1179, 1310, 1314, 1365, 1533, 1638, 1703, 1834, 1898, 1965, 2190, 2358, 2555, 2730, 2751, 2847, 3066, 3285, 3406, 3930, 4095, 4585, 4599, 4745, 5109, 5110, 5502, 5694, 5895, 6570, 6643, 7665, 8190, 8253, 8515, 8541, 9170, 9198, 9490, 9563, 10218, 11790, 11921, 13286, 13755, 14235, 15327, 15330, 16506, 17030, 17082, 19126, 19929, 22995, 23842, 25545, 27510, 28470, 28689, 30654, 33215, 35763, 39858, 41265, 42705, 45990, 47815, 51090, 57378, 59605, 59787, 66430, 66941, 71526, 76635, 82530, 85410, 86067, 95630, 99645, 107289, 119210, 119574, 124319, 133882, 143445, 153270, 172134, 178815, 199290, 200823, 214578, 248638, 286890, 298935, 334705, 357630, 372957, 401646, 430335, 536445, 597870, 602469, 621595, 669410, 745914, 860670, 870233, 1004115, 1072890, 1118871, 1204938, 1243190, 1740466, 1864785, 2008230, 2237742, 2610699, 3012345, 3729570, 4351165, 5221398, 5594355, 6024690, 7832097, 8702330, 11188710, 13053495, 15664194, 26106990, 39160485, 78320970]

約数ペア:

[(1, 78320970), (2, 39160485), (3, 26106990), (5, 15664194), (6, 13053495), (7, 11188710), (9, 8702330), (10, 7832097), (13, 6024690), (14, 5594355), (15, 5221398), (18, 4351165), (21, 3729570), (26, 3012345), (30, 2610699), (35, 2237742), (39, 2008230), (42, 1864785), (45, 1740466), (63, 1243190), (65, 1204938), (70, 1118871), (73, 1072890), (78, 1004115), (90, 870233), (91, 860670), (105, 745914), (117, 669410), (126, 621595), (130, 602469), (131, 597870), (146, 536445), (182, 430335), (195, 401646), (210, 372957), (219, 357630), (234, 334705), (262, 298935), (273, 286890), (315, 248638), (365, 214578), (390, 200823), (393, 199290), (438, 178815), (455, 172134), (511, 153270), (546, 143445), (585, 133882), (630, 124319), (655, 119574), (657, 119210), (730, 107289), (786, 99645), (819, 95630), (910, 86067), (917, 85410), (949, 82530), (1022, 76635), (1095, 71526), (1170, 66941), (1179, 66430), (1310, 59787), (1314, 59605), (1365, 57378), (1533, 51090), (1638, 47815), (1703, 45990), (1834, 42705), (1898, 41265), (1965, 39858), (2190, 35763), (2358, 33215), (2555, 30654), (2730, 28689), (2751, 28470), (2847, 27510), (3066, 25545), (3285, 23842), (3406, 22995), (3930, 19929), (4095, 19126), (4585, 17082), (4599, 17030), (4745, 16506), (5109, 15330), (5110, 15327), (5502, 14235), (5694, 13755), (5895, 13286), (6570, 11921), (6643, 11790), (7665, 10218), (8190, 9563), (8253, 9490), (8515, 9198), (8541, 9170)]