1020279680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4297}}^1$

素因数の和:4376

約数の個数: 128

約数和(自身を含む): 2840806080

約数和(自身を除く): 1820526400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 160, 212, 224, 265, 280, 320, 371, 424, 448, 530, 560, 640, 742, 848, 896, 1060, 1120, 1484, 1696, 1855, 2120, 2240, 2968, 3392, 3710, 4240, 4297, 4480, 5936, 6784, 7420, 8480, 8594, 11872, 14840, 16960, 17188, 21485, 23744, 29680, 30079, 33920, 34376, 42970, 47488, 59360, 60158, 68752, 85940, 118720, 120316, 137504, 150395, 171880, 227741, 237440, 240632, 275008, 300790, 343760, 455482, 481264, 550016, 601580, 687520, 910964, 962528, 1138705, 1203160, 1375040, 1594187, 1821928, 1925056, 2277410, 2406320, 2750080, 3188374, 3643856, 3850112, 4554820, 4812640, 6376748, 7287712, 7970935, 9109640, 9625280, 12753496, 14575424, 15941870, 18219280, 19250560, 25506992, 29150848, 31883740, 36438560, 51013984, 63767480, 72877120, 102027968, 127534960, 145754240, 204055936, 255069920, 510139840, 1020279680]

約数ペア:

[(1, 1020279680), (2, 510139840), (4, 255069920), (5, 204055936), (7, 145754240), (8, 127534960), (10, 102027968), (14, 72877120), (16, 63767480), (20, 51013984), (28, 36438560), (32, 31883740), (35, 29150848), (40, 25506992), (53, 19250560), (56, 18219280), (64, 15941870), (70, 14575424), (80, 12753496), (106, 9625280), (112, 9109640), (128, 7970935), (140, 7287712), (160, 6376748), (212, 4812640), (224, 4554820), (265, 3850112), (280, 3643856), (320, 3188374), (371, 2750080), (424, 2406320), (448, 2277410), (530, 1925056), (560, 1821928), (640, 1594187), (742, 1375040), (848, 1203160), (896, 1138705), (1060, 962528), (1120, 910964), (1484, 687520), (1696, 601580), (1855, 550016), (2120, 481264), (2240, 455482), (2968, 343760), (3392, 300790), (3710, 275008), (4240, 240632), (4297, 237440), (4480, 227741), (5936, 171880), (6784, 150395), (7420, 137504), (8480, 120316), (8594, 118720), (11872, 85940), (14840, 68752), (16960, 60158), (17188, 59360), (21485, 47488), (23744, 42970), (29680, 34376), (30079, 33920)]