644496660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{241}}^1$

素因数の和:518

約数の個数: 144

約数和(自身を含む): 1997835840

約数和(自身を除く): 1353339180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 179, 180, 241, 249, 332, 358, 415, 482, 498, 537, 716, 723, 747, 830, 895, 964, 996, 1074, 1205, 1245, 1446, 1494, 1611, 1660, 1790, 2148, 2169, 2410, 2490, 2685, 2892, 2988, 3222, 3580, 3615, 3735, 4338, 4820, 4980, 5370, 6444, 7230, 7470, 8055, 8676, 10740, 10845, 14460, 14857, 14940, 16110, 20003, 21690, 29714, 32220, 40006, 43139, 43380, 44571, 59428, 60009, 74285, 80012, 86278, 89142, 100015, 120018, 129417, 133713, 148570, 172556, 178284, 180027, 200030, 215695, 222855, 240036, 258834, 267426, 297140, 300045, 360054, 388251, 400060, 431390, 445710, 517668, 534852, 600090, 647085, 668565, 720108, 776502, 862780, 891420, 900135, 1200180, 1294170, 1337130, 1553004, 1800270, 1941255, 2588340, 2674260, 3580537, 3600540, 3882510, 7161074, 7765020, 10741611, 14322148, 17902685, 21483222, 32224833, 35805370, 42966444, 53708055, 64449666, 71610740, 107416110, 128899332, 161124165, 214832220, 322248330, 644496660]

約数ペア:

[(1, 644496660), (2, 322248330), (3, 214832220), (4, 161124165), (5, 128899332), (6, 107416110), (9, 71610740), (10, 64449666), (12, 53708055), (15, 42966444), (18, 35805370), (20, 32224833), (30, 21483222), (36, 17902685), (45, 14322148), (60, 10741611), (83, 7765020), (90, 7161074), (166, 3882510), (179, 3600540), (180, 3580537), (241, 2674260), (249, 2588340), (332, 1941255), (358, 1800270), (415, 1553004), (482, 1337130), (498, 1294170), (537, 1200180), (716, 900135), (723, 891420), (747, 862780), (830, 776502), (895, 720108), (964, 668565), (996, 647085), (1074, 600090), (1205, 534852), (1245, 517668), (1446, 445710), (1494, 431390), (1611, 400060), (1660, 388251), (1790, 360054), (2148, 300045), (2169, 297140), (2410, 267426), (2490, 258834), (2685, 240036), (2892, 222855), (2988, 215695), (3222, 200030), (3580, 180027), (3615, 178284), (3735, 172556), (4338, 148570), (4820, 133713), (4980, 129417), (5370, 120018), (6444, 100015), (7230, 89142), (7470, 86278), (8055, 80012), (8676, 74285), (10740, 60009), (10845, 59428), (14460, 44571), (14857, 43380), (14940, 43139), (16110, 40006), (20003, 32220), (21690, 29714)]