755670520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{839}}^1$

素因数の和:973

約数の個数: 128

約数和(自身を含む): 1959552000

約数和(自身を除く): 1203881480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 89, 92, 110, 115, 178, 184, 220, 230, 253, 356, 440, 445, 460, 506, 712, 839, 890, 920, 979, 1012, 1265, 1678, 1780, 1958, 2024, 2047, 2530, 3356, 3560, 3916, 4094, 4195, 4895, 5060, 6712, 7832, 8188, 8390, 9229, 9790, 10120, 10235, 16376, 16780, 18458, 19297, 19580, 20470, 22517, 33560, 36916, 38594, 39160, 40940, 45034, 46145, 73832, 74671, 77188, 81880, 90068, 92290, 96485, 112585, 149342, 154376, 180136, 184580, 192970, 212267, 225170, 298684, 369160, 373355, 385940, 424534, 450340, 597368, 746710, 771880, 821381, 849068, 900680, 1061335, 1493420, 1642762, 1698136, 1717433, 2122670, 2986840, 3285524, 3434866, 4106905, 4245340, 6571048, 6869732, 8213810, 8490680, 8587165, 13739464, 16427620, 17174330, 18891763, 32855240, 34348660, 37783526, 68697320, 75567052, 94458815, 151134104, 188917630, 377835260, 755670520]

約数ペア:

[(1, 755670520), (2, 377835260), (4, 188917630), (5, 151134104), (8, 94458815), (10, 75567052), (11, 68697320), (20, 37783526), (22, 34348660), (23, 32855240), (40, 18891763), (44, 17174330), (46, 16427620), (55, 13739464), (88, 8587165), (89, 8490680), (92, 8213810), (110, 6869732), (115, 6571048), (178, 4245340), (184, 4106905), (220, 3434866), (230, 3285524), (253, 2986840), (356, 2122670), (440, 1717433), (445, 1698136), (460, 1642762), (506, 1493420), (712, 1061335), (839, 900680), (890, 849068), (920, 821381), (979, 771880), (1012, 746710), (1265, 597368), (1678, 450340), (1780, 424534), (1958, 385940), (2024, 373355), (2047, 369160), (2530, 298684), (3356, 225170), (3560, 212267), (3916, 192970), (4094, 184580), (4195, 180136), (4895, 154376), (5060, 149342), (6712, 112585), (7832, 96485), (8188, 92290), (8390, 90068), (9229, 81880), (9790, 77188), (10120, 74671), (10235, 73832), (16376, 46145), (16780, 45034), (18458, 40940), (19297, 39160), (19580, 38594), (20470, 36916), (22517, 33560)]