28507525920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{222437}}^1$

素因数の和:222547

約数の個数: 144

約数和(自身を含む): 98375429880

約数和(自身を除く): 69867903960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 89, 90, 96, 120, 144, 160, 178, 180, 240, 267, 288, 356, 360, 445, 480, 534, 712, 720, 801, 890, 1068, 1335, 1424, 1440, 1602, 1780, 2136, 2670, 2848, 3204, 3560, 4005, 4272, 5340, 6408, 7120, 8010, 8544, 10680, 12816, 14240, 16020, 21360, 25632, 32040, 42720, 64080, 128160, 222437, 444874, 667311, 889748, 1112185, 1334622, 1779496, 2001933, 2224370, 2669244, 3336555, 3558992, 4003866, 4448740, 5338488, 6673110, 7117984, 8007732, 8897480, 10009665, 10676976, 13346220, 16015464, 17794960, 19796893, 20019330, 21353952, 26692440, 32030928, 35589920, 39593786, 40038660, 53384880, 59390679, 64061856, 79187572, 80077320, 98984465, 106769760, 118781358, 158375144, 160154640, 178172037, 197968930, 237562716, 296953395, 316750288, 320309280, 356344074, 395937860, 475125432, 593906790, 633500576, 712688148, 791875720, 890860185, 950250864, 1187813580, 1425376296, 1583751440, 1781720370, 1900501728, 2375627160, 2850752592, 3167502880, 3563440740, 4751254320, 5701505184, 7126881480, 9502508640, 14253762960, 28507525920]

約数ペア:

[(1, 28507525920), (2, 14253762960), (3, 9502508640), (4, 7126881480), (5, 5701505184), (6, 4751254320), (8, 3563440740), (9, 3167502880), (10, 2850752592), (12, 2375627160), (15, 1900501728), (16, 1781720370), (18, 1583751440), (20, 1425376296), (24, 1187813580), (30, 950250864), (32, 890860185), (36, 791875720), (40, 712688148), (45, 633500576), (48, 593906790), (60, 475125432), (72, 395937860), (80, 356344074), (89, 320309280), (90, 316750288), (96, 296953395), (120, 237562716), (144, 197968930), (160, 178172037), (178, 160154640), (180, 158375144), (240, 118781358), (267, 106769760), (288, 98984465), (356, 80077320), (360, 79187572), (445, 64061856), (480, 59390679), (534, 53384880), (712, 40038660), (720, 39593786), (801, 35589920), (890, 32030928), (1068, 26692440), (1335, 21353952), (1424, 20019330), (1440, 19796893), (1602, 17794960), (1780, 16015464), (2136, 13346220), (2670, 10676976), (2848, 10009665), (3204, 8897480), (3560, 8007732), (4005, 7117984), (4272, 6673110), (5340, 5338488), (6408, 4448740), (7120, 4003866), (8010, 3558992), (8544, 3336555), (10680, 2669244), (12816, 2224370), (14240, 2001933), (16020, 1779496), (21360, 1334622), (25632, 1112185), (32040, 889748), (42720, 667311), (64080, 444874), (128160, 222437)]