8252421660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{47119}}^1$

素因数の和:47280

約数の個数: 144

約数和(自身を含む): 28814822400

約数和(自身を除く): 20562400740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 139, 140, 180, 210, 252, 278, 315, 417, 420, 556, 630, 695, 834, 973, 1251, 1260, 1390, 1668, 1946, 2085, 2502, 2780, 2919, 3892, 4170, 4865, 5004, 5838, 6255, 8340, 8757, 9730, 11676, 12510, 14595, 17514, 19460, 25020, 29190, 35028, 43785, 47119, 58380, 87570, 94238, 141357, 175140, 188476, 235595, 282714, 329833, 424071, 471190, 565428, 659666, 706785, 848142, 942380, 989499, 1319332, 1413570, 1649165, 1696284, 1978998, 2120355, 2827140, 2968497, 3298330, 3957996, 4240710, 4947495, 5936994, 6549541, 6596660, 8481420, 9894990, 11873988, 13099082, 14842485, 19648623, 19789980, 26198164, 29684970, 32747705, 39297246, 45846787, 58945869, 59369940, 65495410, 78594492, 91693574, 98243115, 117891738, 130990820, 137540361, 183387148, 196486230, 229233935, 235783476, 275080722, 294729345, 392972460, 412621083, 458467870, 550161444, 589458690, 687701805, 825242166, 916935740, 1178917380, 1375403610, 1650484332, 2063105415, 2750807220, 4126210830, 8252421660]

約数ペア:

[(1, 8252421660), (2, 4126210830), (3, 2750807220), (4, 2063105415), (5, 1650484332), (6, 1375403610), (7, 1178917380), (9, 916935740), (10, 825242166), (12, 687701805), (14, 589458690), (15, 550161444), (18, 458467870), (20, 412621083), (21, 392972460), (28, 294729345), (30, 275080722), (35, 235783476), (36, 229233935), (42, 196486230), (45, 183387148), (60, 137540361), (63, 130990820), (70, 117891738), (84, 98243115), (90, 91693574), (105, 78594492), (126, 65495410), (139, 59369940), (140, 58945869), (180, 45846787), (210, 39297246), (252, 32747705), (278, 29684970), (315, 26198164), (417, 19789980), (420, 19648623), (556, 14842485), (630, 13099082), (695, 11873988), (834, 9894990), (973, 8481420), (1251, 6596660), (1260, 6549541), (1390, 5936994), (1668, 4947495), (1946, 4240710), (2085, 3957996), (2502, 3298330), (2780, 2968497), (2919, 2827140), (3892, 2120355), (4170, 1978998), (4865, 1696284), (5004, 1649165), (5838, 1413570), (6255, 1319332), (8340, 989499), (8757, 942380), (9730, 848142), (11676, 706785), (12510, 659666), (14595, 565428), (17514, 471190), (19460, 424071), (25020, 329833), (29190, 282714), (35028, 235595), (43785, 188476), (47119, 175140), (58380, 141357), (87570, 94238)]