261146520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:706

約数の個数: 192

約数和(自身を含む): 912824640

約数和(自身を除く): 651678120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 71, 72, 85, 90, 102, 120, 136, 142, 153, 170, 180, 204, 213, 255, 284, 306, 340, 355, 360, 408, 426, 510, 568, 601, 612, 639, 680, 710, 765, 852, 1020, 1065, 1202, 1207, 1224, 1278, 1420, 1530, 1704, 1803, 2040, 2130, 2404, 2414, 2556, 2840, 3005, 3060, 3195, 3606, 3621, 4260, 4808, 4828, 5112, 5409, 6010, 6035, 6120, 6390, 7212, 7242, 8520, 9015, 9656, 10217, 10818, 10863, 12020, 12070, 12780, 14424, 14484, 18030, 18105, 20434, 21636, 21726, 24040, 24140, 25560, 27045, 28968, 30651, 36060, 36210, 40868, 42671, 43272, 43452, 48280, 51085, 54090, 54315, 61302, 72120, 72420, 81736, 85342, 86904, 91953, 102170, 108180, 108630, 122604, 128013, 144840, 153255, 170684, 183906, 204340, 213355, 216360, 217260, 245208, 256026, 306510, 341368, 367812, 384039, 408680, 426710, 434520, 459765, 512052, 613020, 640065, 725407, 735624, 768078, 853420, 919530, 1024104, 1226040, 1280130, 1450814, 1536156, 1706840, 1839060, 1920195, 2176221, 2560260, 2901628, 3072312, 3627035, 3678120, 3840390, 4352442, 5120520, 5803256, 6528663, 7254070, 7680780, 8704884, 10881105, 13057326, 14508140, 15361560, 17409768, 21762210, 26114652, 29016280, 32643315, 43524420, 52229304, 65286630, 87048840, 130573260, 261146520]

約数ペア:

[(1, 261146520), (2, 130573260), (3, 87048840), (4, 65286630), (5, 52229304), (6, 43524420), (8, 32643315), (9, 29016280), (10, 26114652), (12, 21762210), (15, 17409768), (17, 15361560), (18, 14508140), (20, 13057326), (24, 10881105), (30, 8704884), (34, 7680780), (36, 7254070), (40, 6528663), (45, 5803256), (51, 5120520), (60, 4352442), (68, 3840390), (71, 3678120), (72, 3627035), (85, 3072312), (90, 2901628), (102, 2560260), (120, 2176221), (136, 1920195), (142, 1839060), (153, 1706840), (170, 1536156), (180, 1450814), (204, 1280130), (213, 1226040), (255, 1024104), (284, 919530), (306, 853420), (340, 768078), (355, 735624), (360, 725407), (408, 640065), (426, 613020), (510, 512052), (568, 459765), (601, 434520), (612, 426710), (639, 408680), (680, 384039), (710, 367812), (765, 341368), (852, 306510), (1020, 256026), (1065, 245208), (1202, 217260), (1207, 216360), (1224, 213355), (1278, 204340), (1420, 183906), (1530, 170684), (1704, 153255), (1803, 144840), (2040, 128013), (2130, 122604), (2404, 108630), (2414, 108180), (2556, 102170), (2840, 91953), (3005, 86904), (3060, 85342), (3195, 81736), (3606, 72420), (3621, 72120), (4260, 61302), (4808, 54315), (4828, 54090), (5112, 51085), (5409, 48280), (6010, 43452), (6035, 43272), (6120, 42671), (6390, 40868), (7212, 36210), (7242, 36060), (8520, 30651), (9015, 28968), (9656, 27045), (10217, 25560), (10818, 24140), (10863, 24040), (12020, 21726), (12070, 21636), (12780, 20434), (14424, 18105), (14484, 18030)]