221775372

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:565

約数の個数: 216

約数和(自身を含む): 740703600

約数和(自身を除く): 518928228

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 26, 28, 36, 38, 39, 42, 49, 52, 57, 63, 76, 78, 84, 91, 98, 114, 117, 126, 133, 147, 156, 171, 182, 196, 228, 234, 247, 252, 266, 273, 294, 342, 364, 399, 441, 468, 494, 509, 532, 546, 588, 637, 684, 741, 798, 819, 882, 931, 988, 1018, 1092, 1197, 1274, 1482, 1527, 1596, 1638, 1729, 1764, 1862, 1911, 2036, 2223, 2394, 2548, 2793, 2964, 3054, 3276, 3458, 3563, 3724, 3822, 4446, 4581, 4788, 5187, 5586, 5733, 6108, 6617, 6916, 7126, 7644, 8379, 8892, 9162, 9671, 10374, 10689, 11172, 11466, 12103, 13234, 14252, 15561, 16758, 18324, 19342, 19851, 20748, 21378, 22932, 24206, 24941, 26468, 29013, 31122, 32067, 33516, 36309, 38684, 39702, 42756, 46319, 48412, 49882, 58026, 59553, 62244, 64134, 67697, 72618, 74823, 79404, 87039, 92638, 99764, 108927, 116052, 119106, 125723, 128268, 135394, 138957, 145236, 149646, 174078, 185276, 203091, 217854, 224469, 238212, 251446, 270788, 277914, 299292, 324233, 348156, 377169, 406182, 416871, 435708, 448938, 473879, 502892, 555828, 609273, 648466, 754338, 812364, 833742, 880061, 897876, 947758, 972699, 1131507, 1218546, 1296932, 1421637, 1508676, 1667484, 1760122, 1895516, 1945398, 2263014, 2437092, 2640183, 2843274, 2918097, 3520244, 3890796, 4264911, 4526028, 5280366, 5686548, 5836194, 6160427, 7920549, 8529822, 10560732, 11672388, 12320854, 15841098, 17059644, 18481281, 24641708, 31682196, 36962562, 55443843, 73925124, 110887686, 221775372]

約数ペア:

[(1, 221775372), (2, 110887686), (3, 73925124), (4, 55443843), (6, 36962562), (7, 31682196), (9, 24641708), (12, 18481281), (13, 17059644), (14, 15841098), (18, 12320854), (19, 11672388), (21, 10560732), (26, 8529822), (28, 7920549), (36, 6160427), (38, 5836194), (39, 5686548), (42, 5280366), (49, 4526028), (52, 4264911), (57, 3890796), (63, 3520244), (76, 2918097), (78, 2843274), (84, 2640183), (91, 2437092), (98, 2263014), (114, 1945398), (117, 1895516), (126, 1760122), (133, 1667484), (147, 1508676), (156, 1421637), (171, 1296932), (182, 1218546), (196, 1131507), (228, 972699), (234, 947758), (247, 897876), (252, 880061), (266, 833742), (273, 812364), (294, 754338), (342, 648466), (364, 609273), (399, 555828), (441, 502892), (468, 473879), (494, 448938), (509, 435708), (532, 416871), (546, 406182), (588, 377169), (637, 348156), (684, 324233), (741, 299292), (798, 277914), (819, 270788), (882, 251446), (931, 238212), (988, 224469), (1018, 217854), (1092, 203091), (1197, 185276), (1274, 174078), (1482, 149646), (1527, 145236), (1596, 138957), (1638, 135394), (1729, 128268), (1764, 125723), (1862, 119106), (1911, 116052), (2036, 108927), (2223, 99764), (2394, 92638), (2548, 87039), (2793, 79404), (2964, 74823), (3054, 72618), (3276, 67697), (3458, 64134), (3563, 62244), (3724, 59553), (3822, 58026), (4446, 49882), (4581, 48412), (4788, 46319), (5187, 42756), (5586, 39702), (5733, 38684), (6108, 36309), (6617, 33516), (6916, 32067), (7126, 31122), (7644, 29013), (8379, 26468), (8892, 24941), (9162, 24206), (9671, 22932), (10374, 21378), (10689, 20748), (11172, 19851), (11466, 19342), (12103, 18324), (13234, 16758), (14252, 15561)]