770376040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{409}}^1$

素因数の和:496

約数の個数: 144

約数和(自身を含む): 2088576900

約数和(自身を除く): 1318200860

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 98, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 409, 434, 490, 620, 818, 868, 961, 980, 1085, 1240, 1519, 1636, 1736, 1922, 1960, 2045, 2170, 2863, 3038, 3272, 3844, 4090, 4340, 4805, 5726, 6076, 6727, 7595, 7688, 8180, 8680, 9610, 11452, 12152, 12679, 13454, 14315, 15190, 16360, 19220, 20041, 22904, 25358, 26908, 28630, 30380, 33635, 38440, 40082, 47089, 50716, 53816, 57260, 60760, 63395, 67270, 80164, 88753, 94178, 100205, 101432, 114520, 126790, 134540, 160328, 177506, 188356, 200410, 235445, 253580, 269080, 355012, 376712, 393049, 400820, 443765, 470890, 507160, 621271, 710024, 786098, 801640, 887530, 941780, 1242542, 1572196, 1775060, 1883560, 1965245, 2485084, 2751343, 3106355, 3144392, 3550120, 3930490, 4970168, 5502686, 6212710, 7860980, 11005372, 12425420, 13756715, 15721960, 19259401, 22010744, 24850840, 27513430, 38518802, 55026860, 77037604, 96297005, 110053720, 154075208, 192594010, 385188020, 770376040]

約数ペア:

[(1, 770376040), (2, 385188020), (4, 192594010), (5, 154075208), (7, 110053720), (8, 96297005), (10, 77037604), (14, 55026860), (20, 38518802), (28, 27513430), (31, 24850840), (35, 22010744), (40, 19259401), (49, 15721960), (56, 13756715), (62, 12425420), (70, 11005372), (98, 7860980), (124, 6212710), (140, 5502686), (155, 4970168), (196, 3930490), (217, 3550120), (245, 3144392), (248, 3106355), (280, 2751343), (310, 2485084), (392, 1965245), (409, 1883560), (434, 1775060), (490, 1572196), (620, 1242542), (818, 941780), (868, 887530), (961, 801640), (980, 786098), (1085, 710024), (1240, 621271), (1519, 507160), (1636, 470890), (1736, 443765), (1922, 400820), (1960, 393049), (2045, 376712), (2170, 355012), (2863, 269080), (3038, 253580), (3272, 235445), (3844, 200410), (4090, 188356), (4340, 177506), (4805, 160328), (5726, 134540), (6076, 126790), (6727, 114520), (7595, 101432), (7688, 100205), (8180, 94178), (8680, 88753), (9610, 80164), (11452, 67270), (12152, 63395), (12679, 60760), (13454, 57260), (14315, 53816), (15190, 50716), (16360, 47089), (19220, 40082), (20041, 38440), (22904, 33635), (25358, 30380), (26908, 28630)]