2161307760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{473971}}^1$

素因数の和:474006

約数の個数: 80

約数和(自身を含む): 7052703360

約数和(自身を除く): 4891395600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 473971, 947942, 1421913, 1895884, 2369855, 2843826, 3791768, 4739710, 5687652, 7109565, 7583536, 9005449, 9479420, 11375304, 14219130, 18010898, 18958840, 22750608, 27016347, 28438260, 36021796, 37917680, 45027245, 54032694, 56876520, 72043592, 90054490, 108065388, 113753040, 135081735, 144087184, 180108980, 216130776, 270163470, 360217960, 432261552, 540326940, 720435920, 1080653880, 2161307760]

約数ペア:

[(1, 2161307760), (2, 1080653880), (3, 720435920), (4, 540326940), (5, 432261552), (6, 360217960), (8, 270163470), (10, 216130776), (12, 180108980), (15, 144087184), (16, 135081735), (19, 113753040), (20, 108065388), (24, 90054490), (30, 72043592), (38, 56876520), (40, 54032694), (48, 45027245), (57, 37917680), (60, 36021796), (76, 28438260), (80, 27016347), (95, 22750608), (114, 18958840), (120, 18010898), (152, 14219130), (190, 11375304), (228, 9479420), (240, 9005449), (285, 7583536), (304, 7109565), (380, 5687652), (456, 4739710), (570, 3791768), (760, 2843826), (912, 2369855), (1140, 1895884), (1520, 1421913), (2280, 947942), (4560, 473971)]