210188340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:642

約数の個数: 144

約数和(自身を含む): 681080400

約数和(自身を除く): 470892060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 149, 153, 170, 180, 204, 255, 298, 306, 340, 447, 461, 510, 596, 612, 745, 765, 894, 922, 1020, 1341, 1383, 1490, 1530, 1788, 1844, 2235, 2305, 2533, 2682, 2766, 2980, 3060, 4149, 4470, 4610, 5066, 5364, 5532, 6705, 6915, 7599, 7837, 8298, 8940, 9220, 10132, 12665, 13410, 13830, 15198, 15674, 16596, 20745, 22797, 23511, 25330, 26820, 27660, 30396, 31348, 37995, 39185, 41490, 45594, 47022, 50660, 68689, 70533, 75990, 78370, 82980, 91188, 94044, 113985, 117555, 137378, 141066, 151980, 156740, 206067, 227970, 235110, 274756, 282132, 343445, 352665, 412134, 455940, 470220, 618201, 686890, 705330, 824268, 1030335, 1167713, 1236402, 1373780, 1410660, 2060670, 2335426, 2472804, 3091005, 3503139, 4121340, 4670852, 5838565, 6182010, 7006278, 10509417, 11677130, 12364020, 14012556, 17515695, 21018834, 23354260, 35031390, 42037668, 52547085, 70062780, 105094170, 210188340]

約数ペア:

[(1, 210188340), (2, 105094170), (3, 70062780), (4, 52547085), (5, 42037668), (6, 35031390), (9, 23354260), (10, 21018834), (12, 17515695), (15, 14012556), (17, 12364020), (18, 11677130), (20, 10509417), (30, 7006278), (34, 6182010), (36, 5838565), (45, 4670852), (51, 4121340), (60, 3503139), (68, 3091005), (85, 2472804), (90, 2335426), (102, 2060670), (149, 1410660), (153, 1373780), (170, 1236402), (180, 1167713), (204, 1030335), (255, 824268), (298, 705330), (306, 686890), (340, 618201), (447, 470220), (461, 455940), (510, 412134), (596, 352665), (612, 343445), (745, 282132), (765, 274756), (894, 235110), (922, 227970), (1020, 206067), (1341, 156740), (1383, 151980), (1490, 141066), (1530, 137378), (1788, 117555), (1844, 113985), (2235, 94044), (2305, 91188), (2533, 82980), (2682, 78370), (2766, 75990), (2980, 70533), (3060, 68689), (4149, 50660), (4470, 47022), (4610, 45594), (5066, 41490), (5364, 39185), (5532, 37995), (6705, 31348), (6915, 30396), (7599, 27660), (7837, 26820), (8298, 25330), (8940, 23511), (9220, 22797), (10132, 20745), (12665, 16596), (13410, 15674), (13830, 15198)]