1389421488

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{331}}^1$

素因数の和:424

約数の個数: 240

約数和(自身を含む): 4578540288

約数和(自身を除く): 3189118800

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 31, 39, 42, 48, 52, 56, 62, 78, 84, 91, 93, 104, 112, 124, 156, 168, 182, 186, 208, 217, 248, 273, 312, 331, 336, 364, 372, 403, 434, 496, 546, 624, 651, 662, 728, 744, 806, 868, 961, 993, 1092, 1209, 1302, 1324, 1456, 1488, 1612, 1736, 1922, 1986, 2184, 2317, 2418, 2604, 2648, 2821, 2883, 3224, 3472, 3844, 3972, 4303, 4368, 4634, 4836, 5208, 5296, 5642, 5766, 6448, 6727, 6951, 7688, 7944, 8463, 8606, 9268, 9672, 10261, 10416, 11284, 11532, 12493, 12909, 13454, 13902, 15376, 15888, 16926, 17212, 18536, 19344, 20181, 20522, 22568, 23064, 24986, 25818, 26908, 27804, 30121, 30783, 33852, 34424, 37072, 37479, 40362, 41044, 45136, 46128, 49972, 51636, 53816, 55608, 60242, 61566, 67704, 68848, 71827, 74958, 80724, 82088, 87451, 90363, 99944, 103272, 107632, 111216, 120484, 123132, 133393, 135408, 143654, 149916, 161448, 164176, 174902, 180726, 199888, 206544, 215481, 240968, 246264, 262353, 266786, 287308, 299832, 318091, 322896, 349804, 361452, 400179, 430962, 481936, 492528, 524706, 533572, 574616, 599664, 636182, 699608, 722904, 800358, 861924, 933751, 954273, 1049412, 1067144, 1149232, 1272364, 1399216, 1445808, 1600716, 1723848, 1867502, 1908546, 2098824, 2134288, 2226637, 2544728, 2801253, 3201432, 3447696, 3735004, 3817092, 4135183, 4197648, 4453274, 5089456, 5602506, 6402864, 6679911, 7470008, 7634184, 8270366, 8906548, 11205012, 12405549, 13359822, 14940016, 15268368, 16540732, 17813096, 22410024, 24811098, 26719644, 28946281, 33081464, 35626192, 44820048, 49622196, 53439288, 57892562, 66162928, 86838843, 99244392, 106878576, 115785124, 173677686, 198488784, 231570248, 347355372, 463140496, 694710744, 1389421488]

約数ペア:

[(1, 1389421488), (2, 694710744), (3, 463140496), (4, 347355372), (6, 231570248), (7, 198488784), (8, 173677686), (12, 115785124), (13, 106878576), (14, 99244392), (16, 86838843), (21, 66162928), (24, 57892562), (26, 53439288), (28, 49622196), (31, 44820048), (39, 35626192), (42, 33081464), (48, 28946281), (52, 26719644), (56, 24811098), (62, 22410024), (78, 17813096), (84, 16540732), (91, 15268368), (93, 14940016), (104, 13359822), (112, 12405549), (124, 11205012), (156, 8906548), (168, 8270366), (182, 7634184), (186, 7470008), (208, 6679911), (217, 6402864), (248, 5602506), (273, 5089456), (312, 4453274), (331, 4197648), (336, 4135183), (364, 3817092), (372, 3735004), (403, 3447696), (434, 3201432), (496, 2801253), (546, 2544728), (624, 2226637), (651, 2134288), (662, 2098824), (728, 1908546), (744, 1867502), (806, 1723848), (868, 1600716), (961, 1445808), (993, 1399216), (1092, 1272364), (1209, 1149232), (1302, 1067144), (1324, 1049412), (1456, 954273), (1488, 933751), (1612, 861924), (1736, 800358), (1922, 722904), (1986, 699608), (2184, 636182), (2317, 599664), (2418, 574616), (2604, 533572), (2648, 524706), (2821, 492528), (2883, 481936), (3224, 430962), (3472, 400179), (3844, 361452), (3972, 349804), (4303, 322896), (4368, 318091), (4634, 299832), (4836, 287308), (5208, 266786), (5296, 262353), (5642, 246264), (5766, 240968), (6448, 215481), (6727, 206544), (6951, 199888), (7688, 180726), (7944, 174902), (8463, 164176), (8606, 161448), (9268, 149916), (9672, 143654), (10261, 135408), (10416, 133393), (11284, 123132), (11532, 120484), (12493, 111216), (12909, 107632), (13454, 103272), (13902, 99944), (15376, 90363), (15888, 87451), (16926, 82088), (17212, 80724), (18536, 74958), (19344, 71827), (20181, 68848), (20522, 67704), (22568, 61566), (23064, 60242), (24986, 55608), (25818, 53816), (26908, 51636), (27804, 49972), (30121, 46128), (30783, 45136), (33852, 41044), (34424, 40362), (37072, 37479)]