9781388460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1752937}}^1$

素因数の和:1752983

約数の個数: 72

約数和(自身を含む): 30627332736

約数和(自身を除く): 20845944276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 1752937, 3505874, 5258811, 7011748, 8764685, 10517622, 15776433, 17529370, 21035244, 26294055, 31552866, 35058740, 52588110, 54341047, 63105732, 78882165, 105176220, 108682094, 157764330, 163023141, 217364188, 271705235, 315528660, 326046282, 489069423, 543410470, 652092564, 815115705, 978138846, 1086820940, 1630231410, 1956277692, 2445347115, 3260462820, 4890694230, 9781388460]

約数ペア:

[(1, 9781388460), (2, 4890694230), (3, 3260462820), (4, 2445347115), (5, 1956277692), (6, 1630231410), (9, 1086820940), (10, 978138846), (12, 815115705), (15, 652092564), (18, 543410470), (20, 489069423), (30, 326046282), (31, 315528660), (36, 271705235), (45, 217364188), (60, 163023141), (62, 157764330), (90, 108682094), (93, 105176220), (124, 78882165), (155, 63105732), (180, 54341047), (186, 52588110), (279, 35058740), (310, 31552866), (372, 26294055), (465, 21035244), (558, 17529370), (620, 15776433), (930, 10517622), (1116, 8764685), (1395, 7011748), (1860, 5258811), (2790, 3505874), (5580, 1752937)]