645848520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{73727}}^1$

素因数の和:73814

約数の個数: 64

約数和(自身を含む): 1964113920

約数和(自身を除く): 1318265400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 219, 292, 365, 438, 584, 730, 876, 1095, 1460, 1752, 2190, 2920, 4380, 8760, 73727, 147454, 221181, 294908, 368635, 442362, 589816, 737270, 884724, 1105905, 1474540, 1769448, 2211810, 2949080, 4423620, 5382071, 8847240, 10764142, 16146213, 21528284, 26910355, 32292426, 43056568, 53820710, 64584852, 80731065, 107641420, 129169704, 161462130, 215282840, 322924260, 645848520]

約数ペア:

[(1, 645848520), (2, 322924260), (3, 215282840), (4, 161462130), (5, 129169704), (6, 107641420), (8, 80731065), (10, 64584852), (12, 53820710), (15, 43056568), (20, 32292426), (24, 26910355), (30, 21528284), (40, 16146213), (60, 10764142), (73, 8847240), (120, 5382071), (146, 4423620), (219, 2949080), (292, 2211810), (365, 1769448), (438, 1474540), (584, 1105905), (730, 884724), (876, 737270), (1095, 589816), (1460, 442362), (1752, 368635), (2190, 294908), (2920, 221181), (4380, 147454), (8760, 73727)]