643088880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{127597}}^1$

素因数の和:127623

約数の個数: 120

約数和(自身を含む): 2468255712

約数和(自身を除く): 1825166832

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 127597, 255194, 382791, 510388, 637985, 765582, 893179, 1020776, 1148373, 1275970, 1531164, 1786358, 1913955, 2041552, 2296746, 2551940, 2679537, 3062328, 3572716, 3827910, 4465895, 4593492, 5103880, 5359074, 5741865, 6124656, 7145432, 7655820, 8038611, 8931790, 9186984, 10207760, 10718148, 11483730, 13397685, 14290864, 15311640, 16077222, 17863580, 18373968, 21436296, 22967460, 26795370, 30623280, 32154444, 35727160, 40193055, 42872592, 45934920, 53590740, 64308888, 71454320, 80386110, 91869840, 107181480, 128617776, 160772220, 214362960, 321544440, 643088880]

約数ペア:

[(1, 643088880), (2, 321544440), (3, 214362960), (4, 160772220), (5, 128617776), (6, 107181480), (7, 91869840), (8, 80386110), (9, 71454320), (10, 64308888), (12, 53590740), (14, 45934920), (15, 42872592), (16, 40193055), (18, 35727160), (20, 32154444), (21, 30623280), (24, 26795370), (28, 22967460), (30, 21436296), (35, 18373968), (36, 17863580), (40, 16077222), (42, 15311640), (45, 14290864), (48, 13397685), (56, 11483730), (60, 10718148), (63, 10207760), (70, 9186984), (72, 8931790), (80, 8038611), (84, 7655820), (90, 7145432), (105, 6124656), (112, 5741865), (120, 5359074), (126, 5103880), (140, 4593492), (144, 4465895), (168, 3827910), (180, 3572716), (210, 3062328), (240, 2679537), (252, 2551940), (280, 2296746), (315, 2041552), (336, 1913955), (360, 1786358), (420, 1531164), (504, 1275970), (560, 1148373), (630, 1020776), (720, 893179), (840, 765582), (1008, 637985), (1260, 510388), (1680, 382791), (2520, 255194), (5040, 127597)]