198189900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{41}}^2\times {\mathrm{131}}^1$

素因数の和:233

約数の個数: 162

約数和(自身を含む): 641596956

約数和(自身を除く): 443407056

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 41, 45, 50, 60, 75, 82, 90, 100, 123, 131, 150, 164, 180, 205, 225, 246, 262, 300, 369, 393, 410, 450, 492, 524, 615, 655, 738, 786, 820, 900, 1025, 1179, 1230, 1310, 1476, 1572, 1681, 1845, 1965, 2050, 2358, 2460, 2620, 3075, 3275, 3362, 3690, 3930, 4100, 4716, 5043, 5371, 5895, 6150, 6550, 6724, 7380, 7860, 8405, 9225, 9825, 10086, 10742, 11790, 12300, 13100, 15129, 16113, 16810, 18450, 19650, 20172, 21484, 23580, 25215, 26855, 29475, 30258, 32226, 33620, 36900, 39300, 42025, 48339, 50430, 53710, 58950, 60516, 64452, 75645, 80565, 84050, 96678, 100860, 107420, 117900, 126075, 134275, 151290, 161130, 168100, 193356, 220211, 241695, 252150, 268550, 302580, 322260, 378225, 402825, 440422, 483390, 504300, 537100, 660633, 756450, 805650, 880844, 966780, 1101055, 1208475, 1321266, 1512900, 1611300, 1981899, 2202110, 2416950, 2642532, 3303165, 3963798, 4404220, 4833900, 5505275, 6606330, 7927596, 9909495, 11010550, 13212660, 16515825, 19818990, 22021100, 33031650, 39637980, 49547475, 66063300, 99094950, 198189900]

約数ペア:

[(1, 198189900), (2, 99094950), (3, 66063300), (4, 49547475), (5, 39637980), (6, 33031650), (9, 22021100), (10, 19818990), (12, 16515825), (15, 13212660), (18, 11010550), (20, 9909495), (25, 7927596), (30, 6606330), (36, 5505275), (41, 4833900), (45, 4404220), (50, 3963798), (60, 3303165), (75, 2642532), (82, 2416950), (90, 2202110), (100, 1981899), (123, 1611300), (131, 1512900), (150, 1321266), (164, 1208475), (180, 1101055), (205, 966780), (225, 880844), (246, 805650), (262, 756450), (300, 660633), (369, 537100), (393, 504300), (410, 483390), (450, 440422), (492, 402825), (524, 378225), (615, 322260), (655, 302580), (738, 268550), (786, 252150), (820, 241695), (900, 220211), (1025, 193356), (1179, 168100), (1230, 161130), (1310, 151290), (1476, 134275), (1572, 126075), (1681, 117900), (1845, 107420), (1965, 100860), (2050, 96678), (2358, 84050), (2460, 80565), (2620, 75645), (3075, 64452), (3275, 60516), (3362, 58950), (3690, 53710), (3930, 50430), (4100, 48339), (4716, 42025), (5043, 39300), (5371, 36900), (5895, 33620), (6150, 32226), (6550, 30258), (6724, 29475), (7380, 26855), (7860, 25215), (8405, 23580), (9225, 21484), (9825, 20172), (10086, 19650), (10742, 18450), (11790, 16810), (12300, 16113), (13100, 15129)]