197825940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4973}}^1$

素因数の和:5018

約数の個数: 144

約数和(自身を含む): 684382608

約数和(自身を除く): 486556668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1989, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 4973, 6630, 7956, 9945, 9946, 13260, 14919, 19890, 19892, 24865, 29838, 39780, 44757, 49730, 59676, 64649, 74595, 84541, 89514, 99460, 129298, 149190, 169082, 179028, 193947, 223785, 253623, 258596, 298380, 323245, 338164, 387894, 422705, 447570, 507246, 581841, 646490, 760869, 775788, 845410, 895140, 969735, 1014492, 1099033, 1163682, 1268115, 1292980, 1521738, 1690820, 1939470, 2198066, 2327364, 2536230, 2909205, 3043476, 3297099, 3804345, 3878940, 4396132, 5072460, 5495165, 5818410, 6594198, 7608690, 9891297, 10990330, 11636820, 13188396, 15217380, 16485495, 19782594, 21980660, 32970990, 39565188, 49456485, 65941980, 98912970, 197825940]

約数ペア:

[(1, 197825940), (2, 98912970), (3, 65941980), (4, 49456485), (5, 39565188), (6, 32970990), (9, 21980660), (10, 19782594), (12, 16485495), (13, 15217380), (15, 13188396), (17, 11636820), (18, 10990330), (20, 9891297), (26, 7608690), (30, 6594198), (34, 5818410), (36, 5495165), (39, 5072460), (45, 4396132), (51, 3878940), (52, 3804345), (60, 3297099), (65, 3043476), (68, 2909205), (78, 2536230), (85, 2327364), (90, 2198066), (102, 1939470), (117, 1690820), (130, 1521738), (153, 1292980), (156, 1268115), (170, 1163682), (180, 1099033), (195, 1014492), (204, 969735), (221, 895140), (234, 845410), (255, 775788), (260, 760869), (306, 646490), (340, 581841), (390, 507246), (442, 447570), (468, 422705), (510, 387894), (585, 338164), (612, 323245), (663, 298380), (765, 258596), (780, 253623), (884, 223785), (1020, 193947), (1105, 179028), (1170, 169082), (1326, 149190), (1530, 129298), (1989, 99460), (2210, 89514), (2340, 84541), (2652, 74595), (3060, 64649), (3315, 59676), (3978, 49730), (4420, 44757), (4973, 39780), (6630, 29838), (7956, 24865), (9945, 19892), (9946, 19890), (13260, 14919)]