1311726780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1097}}^1$

素因数の和:1205

約数の個数: 288

約数和(自身を含む): 4968722304

約数和(自身を除く): 3656995524

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 73, 78, 84, 90, 91, 105, 117, 126, 130, 140, 146, 156, 180, 182, 195, 210, 219, 234, 252, 260, 273, 292, 315, 364, 365, 390, 420, 438, 455, 468, 511, 546, 585, 630, 657, 730, 780, 819, 876, 910, 949, 1022, 1092, 1095, 1097, 1170, 1260, 1314, 1365, 1460, 1533, 1638, 1820, 1898, 2044, 2190, 2194, 2340, 2555, 2628, 2730, 2847, 3066, 3276, 3285, 3291, 3796, 4095, 4380, 4388, 4599, 4745, 5110, 5460, 5485, 5694, 6132, 6570, 6582, 6643, 7665, 7679, 8190, 8541, 9198, 9490, 9873, 10220, 10970, 11388, 13140, 13164, 13286, 14235, 14261, 15330, 15358, 16380, 16455, 17082, 18396, 18980, 19746, 19929, 21940, 22995, 23037, 26572, 28470, 28522, 30660, 30716, 32910, 33215, 34164, 38395, 39492, 39858, 42705, 42783, 45990, 46074, 49365, 56940, 57044, 59787, 65820, 66430, 69111, 71305, 76790, 79716, 80081, 85410, 85566, 91980, 92148, 98730, 99645, 99827, 115185, 119574, 128349, 132860, 138222, 142610, 153580, 160162, 170820, 171132, 197460, 199290, 199654, 213915, 230370, 239148, 240243, 256698, 276444, 285220, 298935, 299481, 320324, 345555, 398580, 399308, 400405, 427830, 460740, 480486, 499135, 513396, 560567, 597870, 598962, 641745, 691110, 720729, 800810, 855660, 898443, 960972, 998270, 1041053, 1121134, 1195740, 1197924, 1201215, 1283490, 1382220, 1441458, 1497405, 1601620, 1681701, 1796886, 1996540, 2082106, 2242268, 2402430, 2566980, 2802835, 2882916, 2994810, 3123159, 3363402, 3593772, 3603645, 4164212, 4492215, 4804860, 5045103, 5205265, 5605670, 5989620, 6246318, 6726804, 7207290, 7287371, 8408505, 8984430, 9369477, 10090206, 10410530, 11211340, 12492636, 14414580, 14574742, 15615795, 16817010, 17968860, 18738954, 20180412, 20821060, 21862113, 25225515, 29149484, 31231590, 33634020, 36436855, 37477908, 43724226, 46847385, 50451030, 62463180, 65586339, 72873710, 87448452, 93694770, 100902060, 109310565, 131172678, 145747420, 187389540, 218621130, 262345356, 327931695, 437242260, 655863390, 1311726780]

約数ペア:

[(1, 1311726780), (2, 655863390), (3, 437242260), (4, 327931695), (5, 262345356), (6, 218621130), (7, 187389540), (9, 145747420), (10, 131172678), (12, 109310565), (13, 100902060), (14, 93694770), (15, 87448452), (18, 72873710), (20, 65586339), (21, 62463180), (26, 50451030), (28, 46847385), (30, 43724226), (35, 37477908), (36, 36436855), (39, 33634020), (42, 31231590), (45, 29149484), (52, 25225515), (60, 21862113), (63, 20821060), (65, 20180412), (70, 18738954), (73, 17968860), (78, 16817010), (84, 15615795), (90, 14574742), (91, 14414580), (105, 12492636), (117, 11211340), (126, 10410530), (130, 10090206), (140, 9369477), (146, 8984430), (156, 8408505), (180, 7287371), (182, 7207290), (195, 6726804), (210, 6246318), (219, 5989620), (234, 5605670), (252, 5205265), (260, 5045103), (273, 4804860), (292, 4492215), (315, 4164212), (364, 3603645), (365, 3593772), (390, 3363402), (420, 3123159), (438, 2994810), (455, 2882916), (468, 2802835), (511, 2566980), (546, 2402430), (585, 2242268), (630, 2082106), (657, 1996540), (730, 1796886), (780, 1681701), (819, 1601620), (876, 1497405), (910, 1441458), (949, 1382220), (1022, 1283490), (1092, 1201215), (1095, 1197924), (1097, 1195740), (1170, 1121134), (1260, 1041053), (1314, 998270), (1365, 960972), (1460, 898443), (1533, 855660), (1638, 800810), (1820, 720729), (1898, 691110), (2044, 641745), (2190, 598962), (2194, 597870), (2340, 560567), (2555, 513396), (2628, 499135), (2730, 480486), (2847, 460740), (3066, 427830), (3276, 400405), (3285, 399308), (3291, 398580), (3796, 345555), (4095, 320324), (4380, 299481), (4388, 298935), (4599, 285220), (4745, 276444), (5110, 256698), (5460, 240243), (5485, 239148), (5694, 230370), (6132, 213915), (6570, 199654), (6582, 199290), (6643, 197460), (7665, 171132), (7679, 170820), (8190, 160162), (8541, 153580), (9198, 142610), (9490, 138222), (9873, 132860), (10220, 128349), (10970, 119574), (11388, 115185), (13140, 99827), (13164, 99645), (13286, 98730), (14235, 92148), (14261, 91980), (15330, 85566), (15358, 85410), (16380, 80081), (16455, 79716), (17082, 76790), (18396, 71305), (18980, 69111), (19746, 66430), (19929, 65820), (21940, 59787), (22995, 57044), (23037, 56940), (26572, 49365), (28470, 46074), (28522, 45990), (30660, 42783), (30716, 42705), (32910, 39858), (33215, 39492), (34164, 38395)]