647543580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{907}}^1$

素因数の和:1155

約数の個数: 96

約数和(自身を含む): 1851273984

約数和(自身を除く): 1203730404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 163, 219, 292, 326, 365, 438, 489, 652, 730, 815, 876, 907, 978, 1095, 1460, 1630, 1814, 1956, 2190, 2445, 2721, 3260, 3628, 4380, 4535, 4890, 5442, 9070, 9780, 10884, 11899, 13605, 18140, 23798, 27210, 35697, 47596, 54420, 59495, 66211, 71394, 118990, 132422, 142788, 147841, 178485, 198633, 237980, 264844, 295682, 331055, 356970, 397266, 443523, 591364, 662110, 713940, 739205, 794532, 887046, 993165, 1324220, 1478410, 1774092, 1986330, 2217615, 2956820, 3972660, 4435230, 8870460, 10792393, 21584786, 32377179, 43169572, 53961965, 64754358, 107923930, 129508716, 161885895, 215847860, 323771790, 647543580]

約数ペア:

[(1, 647543580), (2, 323771790), (3, 215847860), (4, 161885895), (5, 129508716), (6, 107923930), (10, 64754358), (12, 53961965), (15, 43169572), (20, 32377179), (30, 21584786), (60, 10792393), (73, 8870460), (146, 4435230), (163, 3972660), (219, 2956820), (292, 2217615), (326, 1986330), (365, 1774092), (438, 1478410), (489, 1324220), (652, 993165), (730, 887046), (815, 794532), (876, 739205), (907, 713940), (978, 662110), (1095, 591364), (1460, 443523), (1630, 397266), (1814, 356970), (1956, 331055), (2190, 295682), (2445, 264844), (2721, 237980), (3260, 198633), (3628, 178485), (4380, 147841), (4535, 142788), (4890, 132422), (5442, 118990), (9070, 71394), (9780, 66211), (10884, 59495), (11899, 54420), (13605, 47596), (18140, 35697), (23798, 27210)]