207483920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:313

約数の個数: 160

約数和(自身を含む): 584962560

約数和(自身を除く): 377478640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 89, 92, 112, 115, 140, 161, 178, 181, 184, 230, 280, 322, 356, 362, 368, 445, 460, 560, 623, 644, 712, 724, 805, 890, 905, 920, 1246, 1267, 1288, 1424, 1448, 1610, 1780, 1810, 1840, 2047, 2492, 2534, 2576, 2896, 3115, 3220, 3560, 3620, 4094, 4163, 4984, 5068, 6230, 6335, 6440, 7120, 7240, 8188, 8326, 9968, 10136, 10235, 12460, 12670, 12880, 14329, 14480, 16109, 16376, 16652, 20272, 20470, 20815, 24920, 25340, 28658, 29141, 32218, 32752, 33304, 40940, 41630, 49840, 50680, 57316, 58282, 64436, 66608, 71645, 80545, 81880, 83260, 101360, 112763, 114632, 116564, 128872, 143290, 145705, 161090, 163760, 166520, 225526, 229264, 233128, 257744, 286580, 291410, 322180, 333040, 370507, 451052, 466256, 563815, 573160, 582820, 644360, 741014, 902104, 1127630, 1146320, 1165640, 1288720, 1482028, 1804208, 1852535, 2255260, 2331280, 2593549, 2964056, 3705070, 4510520, 5187098, 5928112, 7410140, 9021040, 10374196, 12967745, 14820280, 20748392, 25935490, 29640560, 41496784, 51870980, 103741960, 207483920]

約数ペア:

[(1, 207483920), (2, 103741960), (4, 51870980), (5, 41496784), (7, 29640560), (8, 25935490), (10, 20748392), (14, 14820280), (16, 12967745), (20, 10374196), (23, 9021040), (28, 7410140), (35, 5928112), (40, 5187098), (46, 4510520), (56, 3705070), (70, 2964056), (80, 2593549), (89, 2331280), (92, 2255260), (112, 1852535), (115, 1804208), (140, 1482028), (161, 1288720), (178, 1165640), (181, 1146320), (184, 1127630), (230, 902104), (280, 741014), (322, 644360), (356, 582820), (362, 573160), (368, 563815), (445, 466256), (460, 451052), (560, 370507), (623, 333040), (644, 322180), (712, 291410), (724, 286580), (805, 257744), (890, 233128), (905, 229264), (920, 225526), (1246, 166520), (1267, 163760), (1288, 161090), (1424, 145705), (1448, 143290), (1610, 128872), (1780, 116564), (1810, 114632), (1840, 112763), (2047, 101360), (2492, 83260), (2534, 81880), (2576, 80545), (2896, 71645), (3115, 66608), (3220, 64436), (3560, 58282), (3620, 57316), (4094, 50680), (4163, 49840), (4984, 41630), (5068, 40940), (6230, 33304), (6335, 32752), (6440, 32218), (7120, 29141), (7240, 28658), (8188, 25340), (8326, 24920), (9968, 20815), (10136, 20470), (10235, 20272), (12460, 16652), (12670, 16376), (12880, 16109), (14329, 14480)]