209351880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:404

約数の個数: 192

約数和(自身を含む): 724838400

約数和(自身を除く): 515486520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 127, 152, 171, 180, 190, 228, 241, 254, 285, 342, 360, 380, 381, 456, 482, 508, 570, 635, 684, 723, 760, 762, 855, 964, 1016, 1140, 1143, 1205, 1270, 1368, 1446, 1524, 1710, 1905, 1928, 2169, 2280, 2286, 2410, 2413, 2540, 2892, 3048, 3420, 3615, 3810, 4338, 4572, 4579, 4820, 4826, 5080, 5715, 5784, 6840, 7230, 7239, 7620, 8676, 9144, 9158, 9640, 9652, 10845, 11430, 12065, 13737, 14460, 14478, 15240, 17352, 18316, 19304, 21690, 21717, 22860, 22895, 24130, 27474, 28920, 28956, 30607, 36195, 36632, 41211, 43380, 43434, 45720, 45790, 48260, 54948, 57912, 61214, 68685, 72390, 82422, 86760, 86868, 91580, 91821, 96520, 108585, 109896, 122428, 137370, 144780, 153035, 164844, 173736, 183160, 183642, 206055, 217170, 244856, 274740, 275463, 289560, 306070, 329688, 367284, 412110, 434340, 459105, 549480, 550926, 581533, 612140, 734568, 824220, 868680, 918210, 1101852, 1163066, 1224280, 1377315, 1648440, 1744599, 1836420, 2203704, 2326132, 2754630, 2907665, 3489198, 3672840, 4652264, 5233797, 5509260, 5815330, 6978396, 8722995, 10467594, 11018520, 11630660, 13956792, 17445990, 20935188, 23261320, 26168985, 34891980, 41870376, 52337970, 69783960, 104675940, 209351880]

約数ペア:

[(1, 209351880), (2, 104675940), (3, 69783960), (4, 52337970), (5, 41870376), (6, 34891980), (8, 26168985), (9, 23261320), (10, 20935188), (12, 17445990), (15, 13956792), (18, 11630660), (19, 11018520), (20, 10467594), (24, 8722995), (30, 6978396), (36, 5815330), (38, 5509260), (40, 5233797), (45, 4652264), (57, 3672840), (60, 3489198), (72, 2907665), (76, 2754630), (90, 2326132), (95, 2203704), (114, 1836420), (120, 1744599), (127, 1648440), (152, 1377315), (171, 1224280), (180, 1163066), (190, 1101852), (228, 918210), (241, 868680), (254, 824220), (285, 734568), (342, 612140), (360, 581533), (380, 550926), (381, 549480), (456, 459105), (482, 434340), (508, 412110), (570, 367284), (635, 329688), (684, 306070), (723, 289560), (760, 275463), (762, 274740), (855, 244856), (964, 217170), (1016, 206055), (1140, 183642), (1143, 183160), (1205, 173736), (1270, 164844), (1368, 153035), (1446, 144780), (1524, 137370), (1710, 122428), (1905, 109896), (1928, 108585), (2169, 96520), (2280, 91821), (2286, 91580), (2410, 86868), (2413, 86760), (2540, 82422), (2892, 72390), (3048, 68685), (3420, 61214), (3615, 57912), (3810, 54948), (4338, 48260), (4572, 45790), (4579, 45720), (4820, 43434), (4826, 43380), (5080, 41211), (5715, 36632), (5784, 36195), (6840, 30607), (7230, 28956), (7239, 28920), (7620, 27474), (8676, 24130), (9144, 22895), (9158, 22860), (9640, 21717), (9652, 21690), (10845, 19304), (11430, 18316), (12065, 17352), (13737, 15240), (14460, 14478)]