210009540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 645624000

約数和(自身を除く): 435614460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 139, 149, 156, 169, 195, 260, 278, 298, 338, 390, 417, 447, 507, 556, 596, 676, 695, 745, 780, 834, 845, 894, 1014, 1390, 1490, 1668, 1690, 1788, 1807, 1937, 2028, 2085, 2235, 2535, 2780, 2980, 3380, 3614, 3874, 4170, 4470, 5070, 5421, 5811, 7228, 7748, 8340, 8940, 9035, 9685, 10140, 10842, 11622, 18070, 19370, 20711, 21684, 23244, 23491, 25181, 27105, 29055, 36140, 38740, 41422, 46982, 50362, 54210, 58110, 62133, 70473, 75543, 82844, 93964, 100724, 103555, 108420, 116220, 117455, 124266, 125905, 140946, 151086, 207110, 234910, 248532, 251810, 269243, 281892, 302172, 310665, 352365, 377715, 414220, 469820, 503620, 538486, 621330, 704730, 755430, 807729, 1076972, 1242660, 1346215, 1409460, 1510860, 1615458, 2692430, 3230916, 3500159, 4038645, 5384860, 7000318, 8077290, 10500477, 14000636, 16154580, 17500795, 21000954, 35001590, 42001908, 52502385, 70003180, 105004770, 210009540]

約数ペア:

[(1, 210009540), (2, 105004770), (3, 70003180), (4, 52502385), (5, 42001908), (6, 35001590), (10, 21000954), (12, 17500795), (13, 16154580), (15, 14000636), (20, 10500477), (26, 8077290), (30, 7000318), (39, 5384860), (52, 4038645), (60, 3500159), (65, 3230916), (78, 2692430), (130, 1615458), (139, 1510860), (149, 1409460), (156, 1346215), (169, 1242660), (195, 1076972), (260, 807729), (278, 755430), (298, 704730), (338, 621330), (390, 538486), (417, 503620), (447, 469820), (507, 414220), (556, 377715), (596, 352365), (676, 310665), (695, 302172), (745, 281892), (780, 269243), (834, 251810), (845, 248532), (894, 234910), (1014, 207110), (1390, 151086), (1490, 140946), (1668, 125905), (1690, 124266), (1788, 117455), (1807, 116220), (1937, 108420), (2028, 103555), (2085, 100724), (2235, 93964), (2535, 82844), (2780, 75543), (2980, 70473), (3380, 62133), (3614, 58110), (3874, 54210), (4170, 50362), (4470, 46982), (5070, 41422), (5421, 38740), (5811, 36140), (7228, 29055), (7748, 27105), (8340, 25181), (8940, 23491), (9035, 23244), (9685, 21684), (10140, 20711), (10842, 19370), (11622, 18070)]