289862202220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2749}}^1\times {\mathrm{8951}}^1$

素因数の和:11759

約数の個数: 96

約数和(自身を含む): 661731840000

約数和(自身を除く): 371869637780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2749, 2945, 5498, 5890, 8951, 10996, 11780, 13745, 17902, 27490, 35804, 44755, 52231, 54980, 85219, 89510, 104462, 170069, 170438, 179020, 208924, 261155, 277481, 340138, 340876, 426095, 522310, 554962, 680276, 850345, 852190, 1044620, 1109924, 1387405, 1619161, 1700690, 1704380, 2774810, 3238322, 3401380, 5272139, 5549620, 6476644, 8095805, 10544278, 16191610, 21088556, 24606299, 26360695, 32383220, 49212598, 52721390, 98425196, 105442780, 123031495, 246062990, 467519681, 492125980, 762795269, 935039362, 1525590538, 1870078724, 2337598405, 3051181076, 3813976345, 4675196810, 7627952690, 9350393620, 14493110111, 15255905380, 28986220222, 57972440444, 72465550555, 144931101110, 289862202220]

約数ペア:

[(1, 289862202220), (2, 144931101110), (4, 72465550555), (5, 57972440444), (10, 28986220222), (19, 15255905380), (20, 14493110111), (31, 9350393620), (38, 7627952690), (62, 4675196810), (76, 3813976345), (95, 3051181076), (124, 2337598405), (155, 1870078724), (190, 1525590538), (310, 935039362), (380, 762795269), (589, 492125980), (620, 467519681), (1178, 246062990), (2356, 123031495), (2749, 105442780), (2945, 98425196), (5498, 52721390), (5890, 49212598), (8951, 32383220), (10996, 26360695), (11780, 24606299), (13745, 21088556), (17902, 16191610), (27490, 10544278), (35804, 8095805), (44755, 6476644), (52231, 5549620), (54980, 5272139), (85219, 3401380), (89510, 3238322), (104462, 2774810), (170069, 1704380), (170438, 1700690), (179020, 1619161), (208924, 1387405), (261155, 1109924), (277481, 1044620), (340138, 852190), (340876, 850345), (426095, 680276), (522310, 554962)]