287432244

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:318

約数の個数: 144

約数和(自身を含む): 821655744

約数和(自身を除く): 534223500

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 61, 66, 73, 99, 122, 132, 146, 163, 183, 198, 219, 244, 292, 326, 366, 396, 438, 489, 549, 652, 657, 671, 732, 803, 876, 978, 1098, 1314, 1342, 1467, 1606, 1793, 1956, 2013, 2196, 2409, 2628, 2684, 2934, 3212, 3586, 4026, 4453, 4818, 5379, 5868, 6039, 7172, 7227, 8052, 8906, 9636, 9943, 10758, 11899, 12078, 13359, 14454, 16137, 17812, 19886, 21516, 23798, 24156, 26718, 28908, 29829, 32274, 35697, 39772, 40077, 47596, 48983, 53436, 59658, 64548, 71394, 80154, 89487, 97966, 107091, 109373, 119316, 130889, 142788, 146949, 160308, 178974, 195932, 214182, 218746, 261778, 293898, 328119, 357948, 392667, 428364, 437492, 440847, 523556, 587796, 656238, 725839, 785334, 881694, 984357, 1178001, 1312476, 1451678, 1570668, 1763388, 1968714, 2177517, 2356002, 2903356, 3937428, 4355034, 4712004, 6532551, 7984229, 8710068, 13065102, 15968458, 23952687, 26130204, 31936916, 47905374, 71858061, 95810748, 143716122, 287432244]

約数ペア:

[(1, 287432244), (2, 143716122), (3, 95810748), (4, 71858061), (6, 47905374), (9, 31936916), (11, 26130204), (12, 23952687), (18, 15968458), (22, 13065102), (33, 8710068), (36, 7984229), (44, 6532551), (61, 4712004), (66, 4355034), (73, 3937428), (99, 2903356), (122, 2356002), (132, 2177517), (146, 1968714), (163, 1763388), (183, 1570668), (198, 1451678), (219, 1312476), (244, 1178001), (292, 984357), (326, 881694), (366, 785334), (396, 725839), (438, 656238), (489, 587796), (549, 523556), (652, 440847), (657, 437492), (671, 428364), (732, 392667), (803, 357948), (876, 328119), (978, 293898), (1098, 261778), (1314, 218746), (1342, 214182), (1467, 195932), (1606, 178974), (1793, 160308), (1956, 146949), (2013, 142788), (2196, 130889), (2409, 119316), (2628, 109373), (2684, 107091), (2934, 97966), (3212, 89487), (3586, 80154), (4026, 71394), (4453, 64548), (4818, 59658), (5379, 53436), (5868, 48983), (6039, 47596), (7172, 40077), (7227, 39772), (8052, 35697), (8906, 32274), (9636, 29829), (9943, 28908), (10758, 26718), (11899, 24156), (12078, 23798), (13359, 21516), (14454, 19886), (16137, 17812)]