666931356

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:393

約数の個数: 216

約数和(自身を含む): 2137873920

約数和(自身を除く): 1470942564

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 127, 147, 156, 182, 196, 229, 234, 252, 254, 273, 294, 364, 381, 441, 458, 468, 508, 546, 588, 637, 687, 762, 819, 882, 889, 916, 1092, 1143, 1274, 1374, 1524, 1603, 1638, 1651, 1764, 1778, 1911, 2061, 2286, 2548, 2667, 2748, 2977, 3206, 3276, 3302, 3556, 3822, 4122, 4572, 4809, 4953, 5334, 5733, 5954, 6223, 6412, 6604, 7644, 8001, 8244, 8931, 9618, 9906, 10668, 11221, 11466, 11557, 11908, 12446, 14427, 14859, 16002, 17862, 18669, 19236, 19812, 20839, 22442, 22932, 23114, 24892, 26793, 28854, 29083, 29718, 32004, 33663, 34671, 35724, 37338, 41678, 44884, 46228, 53586, 56007, 57708, 58166, 59436, 62517, 67326, 69342, 74676, 80899, 83356, 87249, 100989, 104013, 107172, 112014, 116332, 125034, 134652, 138684, 145873, 161798, 174498, 187551, 201978, 203581, 208026, 224028, 242697, 250068, 261747, 291746, 323596, 348996, 375102, 378079, 403956, 407162, 416052, 437619, 485394, 523494, 583492, 610743, 728091, 750204, 756158, 814324, 875238, 970788, 1046988, 1134237, 1221486, 1312857, 1425067, 1456182, 1512316, 1750476, 1832229, 2268474, 2442972, 2625714, 2646553, 2850134, 2912364, 3402711, 3664458, 4275201, 4536948, 5251428, 5293106, 5700268, 6805422, 7328916, 7939659, 8550402, 10586212, 12825603, 13610844, 15879318, 17100804, 18525871, 23818977, 25651206, 31758636, 37051742, 47637954, 51302412, 55577613, 74103484, 95275908, 111155226, 166732839, 222310452, 333465678, 666931356]

約数ペア:

[(1, 666931356), (2, 333465678), (3, 222310452), (4, 166732839), (6, 111155226), (7, 95275908), (9, 74103484), (12, 55577613), (13, 51302412), (14, 47637954), (18, 37051742), (21, 31758636), (26, 25651206), (28, 23818977), (36, 18525871), (39, 17100804), (42, 15879318), (49, 13610844), (52, 12825603), (63, 10586212), (78, 8550402), (84, 7939659), (91, 7328916), (98, 6805422), (117, 5700268), (126, 5293106), (127, 5251428), (147, 4536948), (156, 4275201), (182, 3664458), (196, 3402711), (229, 2912364), (234, 2850134), (252, 2646553), (254, 2625714), (273, 2442972), (294, 2268474), (364, 1832229), (381, 1750476), (441, 1512316), (458, 1456182), (468, 1425067), (508, 1312857), (546, 1221486), (588, 1134237), (637, 1046988), (687, 970788), (762, 875238), (819, 814324), (882, 756158), (889, 750204), (916, 728091), (1092, 610743), (1143, 583492), (1274, 523494), (1374, 485394), (1524, 437619), (1603, 416052), (1638, 407162), (1651, 403956), (1764, 378079), (1778, 375102), (1911, 348996), (2061, 323596), (2286, 291746), (2548, 261747), (2667, 250068), (2748, 242697), (2977, 224028), (3206, 208026), (3276, 203581), (3302, 201978), (3556, 187551), (3822, 174498), (4122, 161798), (4572, 145873), (4809, 138684), (4953, 134652), (5334, 125034), (5733, 116332), (5954, 112014), (6223, 107172), (6412, 104013), (6604, 100989), (7644, 87249), (8001, 83356), (8244, 80899), (8931, 74676), (9618, 69342), (9906, 67326), (10668, 62517), (11221, 59436), (11466, 58166), (11557, 57708), (11908, 56007), (12446, 53586), (14427, 46228), (14859, 44884), (16002, 41678), (17862, 37338), (18669, 35724), (19236, 34671), (19812, 33663), (20839, 32004), (22442, 29718), (22932, 29083), (23114, 28854), (24892, 26793)]