206375680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:802

約数の個数: 144

約数和(自身を含む): 583962624

約数和(自身を除く): 377586944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 560, 620, 640, 743, 868, 896, 992, 1085, 1120, 1240, 1280, 1486, 1736, 1792, 1984, 2170, 2240, 2480, 2972, 3472, 3715, 3968, 4340, 4480, 4960, 5201, 5944, 6944, 7430, 7936, 8680, 8960, 9920, 10402, 11888, 13888, 14860, 17360, 19840, 20804, 23033, 23776, 26005, 27776, 29720, 34720, 39680, 41608, 46066, 47552, 52010, 55552, 59440, 69440, 83216, 92132, 95104, 104020, 115165, 118880, 138880, 161231, 166432, 184264, 190208, 208040, 230330, 237760, 277760, 322462, 332864, 368528, 416080, 460660, 475520, 644924, 665728, 737056, 806155, 832160, 921320, 951040, 1289848, 1331456, 1474112, 1612310, 1664320, 1842640, 2579696, 2948224, 3224620, 3328640, 3685280, 5159392, 5896448, 6449240, 6657280, 7370560, 10318784, 12898480, 14741120, 20637568, 25796960, 29482240, 41275136, 51593920, 103187840, 206375680]

約数ペア:

[(1, 206375680), (2, 103187840), (4, 51593920), (5, 41275136), (7, 29482240), (8, 25796960), (10, 20637568), (14, 14741120), (16, 12898480), (20, 10318784), (28, 7370560), (31, 6657280), (32, 6449240), (35, 5896448), (40, 5159392), (56, 3685280), (62, 3328640), (64, 3224620), (70, 2948224), (80, 2579696), (112, 1842640), (124, 1664320), (128, 1612310), (140, 1474112), (155, 1331456), (160, 1289848), (217, 951040), (224, 921320), (248, 832160), (256, 806155), (280, 737056), (310, 665728), (320, 644924), (434, 475520), (448, 460660), (496, 416080), (560, 368528), (620, 332864), (640, 322462), (743, 277760), (868, 237760), (896, 230330), (992, 208040), (1085, 190208), (1120, 184264), (1240, 166432), (1280, 161231), (1486, 138880), (1736, 118880), (1792, 115165), (1984, 104020), (2170, 95104), (2240, 92132), (2480, 83216), (2972, 69440), (3472, 59440), (3715, 55552), (3968, 52010), (4340, 47552), (4480, 46066), (4960, 41608), (5201, 39680), (5944, 34720), (6944, 29720), (7430, 27776), (7936, 26005), (8680, 23776), (8960, 23033), (9920, 20804), (10402, 19840), (11888, 17360), (13888, 14860)]