221547690

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:234

約数の個数: 256

約数和(自身を含む): 743178240

約数和(自身を除く): 521630550

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 54, 63, 65, 70, 71, 78, 90, 91, 105, 117, 126, 127, 130, 135, 142, 182, 189, 195, 210, 213, 234, 254, 270, 273, 315, 351, 355, 378, 381, 390, 426, 455, 497, 546, 585, 630, 635, 639, 702, 710, 762, 819, 889, 910, 923, 945, 994, 1065, 1143, 1170, 1270, 1278, 1365, 1491, 1638, 1651, 1755, 1778, 1846, 1890, 1905, 1917, 2130, 2286, 2457, 2485, 2667, 2730, 2769, 2982, 3195, 3302, 3429, 3510, 3810, 3834, 4095, 4445, 4473, 4615, 4914, 4953, 4970, 5334, 5538, 5715, 6390, 6461, 6858, 7455, 8001, 8190, 8255, 8307, 8890, 8946, 9017, 9230, 9585, 9906, 11430, 11557, 12285, 12922, 13335, 13419, 13845, 14859, 14910, 16002, 16510, 16614, 17145, 18034, 19170, 19383, 22365, 23114, 24003, 24570, 24765, 24921, 26670, 26838, 27051, 27690, 29718, 32305, 34290, 34671, 38766, 40005, 41535, 44577, 44730, 45085, 48006, 49530, 49842, 54102, 57785, 58149, 63119, 64610, 67095, 69342, 74295, 80010, 81153, 83070, 89154, 90170, 96915, 104013, 115570, 116298, 117221, 120015, 124605, 126238, 134190, 135255, 148590, 162306, 173355, 174447, 189357, 193830, 208026, 222885, 234442, 240030, 243459, 249210, 270510, 290745, 312039, 315595, 346710, 348894, 351663, 378714, 405765, 445770, 486918, 520065, 568071, 581490, 586105, 624078, 631190, 703326, 811530, 820547, 872235, 946785, 1040130, 1054989, 1136142, 1172210, 1217295, 1560195, 1641094, 1704213, 1744470, 1758315, 1893570, 2109978, 2434590, 2461641, 2840355, 3120390, 3164967, 3408426, 3516630, 4102735, 4923282, 5274945, 5680710, 6329934, 7384923, 8205470, 8521065, 10549890, 12308205, 14769846, 15824835, 17042130, 22154769, 24616410, 31649670, 36924615, 44309538, 73849230, 110773845, 221547690]

約数ペア:

[(1, 221547690), (2, 110773845), (3, 73849230), (5, 44309538), (6, 36924615), (7, 31649670), (9, 24616410), (10, 22154769), (13, 17042130), (14, 15824835), (15, 14769846), (18, 12308205), (21, 10549890), (26, 8521065), (27, 8205470), (30, 7384923), (35, 6329934), (39, 5680710), (42, 5274945), (45, 4923282), (54, 4102735), (63, 3516630), (65, 3408426), (70, 3164967), (71, 3120390), (78, 2840355), (90, 2461641), (91, 2434590), (105, 2109978), (117, 1893570), (126, 1758315), (127, 1744470), (130, 1704213), (135, 1641094), (142, 1560195), (182, 1217295), (189, 1172210), (195, 1136142), (210, 1054989), (213, 1040130), (234, 946785), (254, 872235), (270, 820547), (273, 811530), (315, 703326), (351, 631190), (355, 624078), (378, 586105), (381, 581490), (390, 568071), (426, 520065), (455, 486918), (497, 445770), (546, 405765), (585, 378714), (630, 351663), (635, 348894), (639, 346710), (702, 315595), (710, 312039), (762, 290745), (819, 270510), (889, 249210), (910, 243459), (923, 240030), (945, 234442), (994, 222885), (1065, 208026), (1143, 193830), (1170, 189357), (1270, 174447), (1278, 173355), (1365, 162306), (1491, 148590), (1638, 135255), (1651, 134190), (1755, 126238), (1778, 124605), (1846, 120015), (1890, 117221), (1905, 116298), (1917, 115570), (2130, 104013), (2286, 96915), (2457, 90170), (2485, 89154), (2667, 83070), (2730, 81153), (2769, 80010), (2982, 74295), (3195, 69342), (3302, 67095), (3429, 64610), (3510, 63119), (3810, 58149), (3834, 57785), (4095, 54102), (4445, 49842), (4473, 49530), (4615, 48006), (4914, 45085), (4953, 44730), (4970, 44577), (5334, 41535), (5538, 40005), (5715, 38766), (6390, 34671), (6461, 34290), (6858, 32305), (7455, 29718), (8001, 27690), (8190, 27051), (8255, 26838), (8307, 26670), (8890, 24921), (8946, 24765), (9017, 24570), (9230, 24003), (9585, 23114), (9906, 22365), (11430, 19383), (11557, 19170), (12285, 18034), (12922, 17145), (13335, 16614), (13419, 16510), (13845, 16002), (14859, 14910)]