81278477676

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^2\times {\mathrm{257}}^1\times {\mathrm{2689}}^1$

素因数の和:2987

約数の個数: 216

約数和(自身を含む): 235192273680

約数和(自身を除く): 153913796004

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 121, 132, 162, 198, 242, 243, 257, 297, 324, 363, 396, 484, 486, 514, 594, 726, 771, 891, 972, 1028, 1089, 1188, 1452, 1542, 1782, 2178, 2313, 2673, 2689, 2827, 3084, 3267, 3564, 4356, 4626, 5346, 5378, 5654, 6534, 6939, 8067, 8481, 9252, 9801, 10692, 10756, 11308, 13068, 13878, 16134, 16962, 19602, 20817, 24201, 25443, 27756, 29403, 29579, 31097, 32268, 33924, 39204, 41634, 48402, 50886, 58806, 59158, 62194, 62451, 72603, 76329, 83268, 88737, 93291, 96804, 101772, 117612, 118316, 124388, 124902, 145206, 152658, 177474, 186582, 217809, 228987, 249804, 266211, 279873, 290412, 305316, 325369, 354948, 373164, 435618, 457974, 532422, 559746, 650738, 653427, 686961, 691073, 798633, 839619, 871236, 915948, 976107, 1064844, 1119492, 1301476, 1306854, 1373922, 1382146, 1597266, 1679238, 1952214, 2073219, 2395899, 2518857, 2613708, 2747844, 2764292, 2928321, 3194532, 3358476, 3904428, 4146438, 4791798, 5037714, 5856642, 6219657, 7187697, 7556571, 7601803, 8292876, 8784963, 9583596, 10075428, 11713284, 12439314, 14375394, 15113142, 15203606, 17569926, 18658971, 22805409, 24878628, 26354889, 28750788, 30226284, 30407212, 35139852, 37317942, 45610818, 52709778, 55976913, 68416227, 74635884, 79064667, 83619833, 91221636, 105419556, 111953826, 136832454, 158129334, 167239666, 167930739, 205248681, 223907652, 250859499, 273664908, 316258668, 334479332, 335861478, 410497362, 501718998, 615746043, 671722956, 752578497, 820994724, 1003437996, 1231492086, 1505156994, 1847238129, 2257735491, 2462984172, 3010313988, 3694476258, 4515470982, 6773206473, 7388952516, 9030941964, 13546412946, 20319619419, 27092825892, 40639238838, 81278477676]

約数ペア:

[(1, 81278477676), (2, 40639238838), (3, 27092825892), (4, 20319619419), (6, 13546412946), (9, 9030941964), (11, 7388952516), (12, 6773206473), (18, 4515470982), (22, 3694476258), (27, 3010313988), (33, 2462984172), (36, 2257735491), (44, 1847238129), (54, 1505156994), (66, 1231492086), (81, 1003437996), (99, 820994724), (108, 752578497), (121, 671722956), (132, 615746043), (162, 501718998), (198, 410497362), (242, 335861478), (243, 334479332), (257, 316258668), (297, 273664908), (324, 250859499), (363, 223907652), (396, 205248681), (484, 167930739), (486, 167239666), (514, 158129334), (594, 136832454), (726, 111953826), (771, 105419556), (891, 91221636), (972, 83619833), (1028, 79064667), (1089, 74635884), (1188, 68416227), (1452, 55976913), (1542, 52709778), (1782, 45610818), (2178, 37317942), (2313, 35139852), (2673, 30407212), (2689, 30226284), (2827, 28750788), (3084, 26354889), (3267, 24878628), (3564, 22805409), (4356, 18658971), (4626, 17569926), (5346, 15203606), (5378, 15113142), (5654, 14375394), (6534, 12439314), (6939, 11713284), (8067, 10075428), (8481, 9583596), (9252, 8784963), (9801, 8292876), (10692, 7601803), (10756, 7556571), (11308, 7187697), (13068, 6219657), (13878, 5856642), (16134, 5037714), (16962, 4791798), (19602, 4146438), (20817, 3904428), (24201, 3358476), (25443, 3194532), (27756, 2928321), (29403, 2764292), (29579, 2747844), (31097, 2613708), (32268, 2518857), (33924, 2395899), (39204, 2073219), (41634, 1952214), (48402, 1679238), (50886, 1597266), (58806, 1382146), (59158, 1373922), (62194, 1306854), (62451, 1301476), (72603, 1119492), (76329, 1064844), (83268, 976107), (88737, 915948), (93291, 871236), (96804, 839619), (101772, 798633), (117612, 691073), (118316, 686961), (124388, 653427), (124902, 650738), (145206, 559746), (152658, 532422), (177474, 457974), (186582, 435618), (217809, 373164), (228987, 354948), (249804, 325369), (266211, 305316), (279873, 290412)]