28666080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1171}}^1$

素因数の和:1209

約数の個数: 144

約数和(自身を含む): 103665744

約数和(自身を除く): 74999664

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1171, 1224, 1360, 1440, 1530, 1632, 2040, 2342, 2448, 2720, 3060, 3513, 4080, 4684, 4896, 5855, 6120, 7026, 8160, 9368, 10539, 11710, 12240, 14052, 17565, 18736, 19907, 21078, 23420, 24480, 28104, 35130, 37472, 39814, 42156, 46840, 52695, 56208, 59721, 70260, 79628, 84312, 93680, 99535, 105390, 112416, 119442, 140520, 159256, 168624, 179163, 187360, 199070, 210780, 238884, 281040, 298605, 318512, 337248, 358326, 398140, 421560, 477768, 562080, 597210, 637024, 716652, 796280, 843120, 895815, 955536, 1194420, 1433304, 1592560, 1686240, 1791630, 1911072, 2388840, 2866608, 3185120, 3583260, 4777680, 5733216, 7166520, 9555360, 14333040, 28666080]

約数ペア:

[(1, 28666080), (2, 14333040), (3, 9555360), (4, 7166520), (5, 5733216), (6, 4777680), (8, 3583260), (9, 3185120), (10, 2866608), (12, 2388840), (15, 1911072), (16, 1791630), (17, 1686240), (18, 1592560), (20, 1433304), (24, 1194420), (30, 955536), (32, 895815), (34, 843120), (36, 796280), (40, 716652), (45, 637024), (48, 597210), (51, 562080), (60, 477768), (68, 421560), (72, 398140), (80, 358326), (85, 337248), (90, 318512), (96, 298605), (102, 281040), (120, 238884), (136, 210780), (144, 199070), (153, 187360), (160, 179163), (170, 168624), (180, 159256), (204, 140520), (240, 119442), (255, 112416), (272, 105390), (288, 99535), (306, 93680), (340, 84312), (360, 79628), (408, 70260), (480, 59721), (510, 56208), (544, 52695), (612, 46840), (680, 42156), (720, 39814), (765, 37472), (816, 35130), (1020, 28104), (1171, 24480), (1224, 23420), (1360, 21078), (1440, 19907), (1530, 18736), (1632, 17565), (2040, 14052), (2342, 12240), (2448, 11710), (2720, 10539), (3060, 9368), (3513, 8160), (4080, 7026), (4684, 6120), (4896, 5855)]